// File generated from our OpenAPI spec by Stainless.

package com.openai.models.beta.threads.runs

import com.fasterxml.jackson.annotation.JsonAnyGetter
import com.fasterxml.jackson.annotation.JsonAnySetter
import com.fasterxml.jackson.annotation.JsonCreator
import com.fasterxml.jackson.annotation.JsonProperty
import com.fasterxml.jackson.core.JsonGenerator
import com.fasterxml.jackson.core.ObjectCodec
import com.fasterxml.jackson.databind.JsonNode
import com.fasterxml.jackson.databind.SerializerProvider
import com.fasterxml.jackson.databind.annotation.JsonDeserialize
import com.fasterxml.jackson.databind.annotation.JsonSerialize
import com.fasterxml.jackson.module.kotlin.jacksonTypeRef
import com.openai.core.BaseDeserializer
import com.openai.core.BaseSerializer
import com.openai.core.Enum
import com.openai.core.ExcludeMissing
import com.openai.core.JsonField
import com.openai.core.JsonMissing
import com.openai.core.JsonValue
import com.openai.core.Params
import com.openai.core.allMaxBy
import com.openai.core.checkKnown
import com.openai.core.checkRequired
import com.openai.core.getOrThrow
import com.openai.core.http.Headers
import com.openai.core.http.QueryParams
import com.openai.core.toImmutable
import com.openai.errors.OpenAIInvalidDataException
import com.openai.models.ChatModel
import com.openai.models.FunctionDefinition
import com.openai.models.ReasoningEffort
import com.openai.models.ResponseFormatJsonObject
import com.openai.models.ResponseFormatJsonSchema
import com.openai.models.ResponseFormatText
import com.openai.models.beta.assistants.AssistantTool
import com.openai.models.beta.assistants.CodeInterpreterTool
import com.openai.models.beta.assistants.FileSearchTool
import com.openai.models.beta.assistants.FunctionTool
import com.openai.models.beta.threads.AssistantResponseFormatOption
import com.openai.models.beta.threads.AssistantToolChoice
import com.openai.models.beta.threads.AssistantToolChoiceOption
import com.openai.models.beta.threads.messages.MessageContentPartParam
import com.openai.models.beta.threads.runs.steps.RunStepInclude
import java.util.Collections
import java.util.Objects
import java.util.Optional
import kotlin.jvm.optionals.getOrNull

/** Create a run. */
@Deprecated("The Assistants API is deprecated in favor of the Responses API")
class RunCreateParams
private constructor(
    private val threadId: String?,
    private val include: List<RunStepInclude>?,
    private val body: Body,
    private val additionalHeaders: Headers,
    private val additionalQueryParams: QueryParams,
) : Params {

    fun threadId(): Optional<String> = Optional.ofNullable(threadId)

    /**
     * A list of additional fields to include in the response. Currently the only supported value is
     * `step_details.tool_calls[*].file_search.results[*].content` to fetch the file search result
     * content.
     *
     * See the
     * [file search tool documentation](https://platform.openai.com/docs/assistants/tools/file-search#customizing-file-search-settings)
     * for more information.
     */
    fun include(): Optional<List<RunStepInclude>> = Optional.ofNullable(include)

    /**
     * The ID of the [assistant](https://platform.openai.com/docs/api-reference/assistants) to use
     * to execute this run.
     *
     * @throws OpenAIInvalidDataException if the JSON field has an unexpected type or is
     *   unexpectedly missing or null (e.g. if the server responded with an unexpected value).
     */
    fun assistantId(): String = body.assistantId()

    /**
     * Appends additional instructions at the end of the instructions for the run. This is useful
     * for modifying the behavior on a per-run basis without overriding other instructions.
     *
     * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
     *   server responded with an unexpected value).
     */
    fun additionalInstructions(): Optional<String> = body.additionalInstructions()

    /**
     * Adds additional messages to the thread before creating the run.
     *
     * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
     *   server responded with an unexpected value).
     */
    fun additionalMessages(): Optional<List<AdditionalMessage>> = body.additionalMessages()

    /**
     * Overrides the
     * [instructions](https://platform.openai.com/docs/api-reference/assistants/createAssistant) of
     * the assistant. This is useful for modifying the behavior on a per-run basis.
     *
     * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
     *   server responded with an unexpected value).
     */
    fun instructions(): Optional<String> = body.instructions()

    /**
     * The maximum number of completion tokens that may be used over the course of the run. The run
     * will make a best effort to use only the number of completion tokens specified, across
     * multiple turns of the run. If the run exceeds the number of completion tokens specified, the
     * run will end with status `incomplete`. See `incomplete_details` for more info.
     *
     * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
     *   server responded with an unexpected value).
     */
    fun maxCompletionTokens(): Optional<Long> = body.maxCompletionTokens()

    /**
     * The maximum number of prompt tokens that may be used over the course of the run. The run will
     * make a best effort to use only the number of prompt tokens specified, across multiple turns
     * of the run. If the run exceeds the number of prompt tokens specified, the run will end with
     * status `incomplete`. See `incomplete_details` for more info.
     *
     * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
     *   server responded with an unexpected value).
     */
    fun maxPromptTokens(): Optional<Long> = body.maxPromptTokens()

    /**
     * Set of 16 key-value pairs that can be attached to an object. This can be useful for storing
     * additional information about the object in a structured format, and querying for objects via
     * API or the dashboard.
     *
     * Keys are strings with a maximum length of 64 characters. Values are strings with a maximum
     * length of 512 characters.
     *
     * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
     *   server responded with an unexpected value).
     */
    fun metadata(): Optional<Metadata> = body.metadata()

    /**
     * The ID of the [Model](https://platform.openai.com/docs/api-reference/models) to be used to
     * execute this run. If a value is provided here, it will override the model associated with the
     * assistant. If not, the model associated with the assistant will be used.
     *
     * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
     *   server responded with an unexpected value).
     */
    fun model(): Optional<ChatModel> = body.model()

    /**
     * Whether to enable
     * [parallel function calling](https://platform.openai.com/docs/guides/function-calling#configuring-parallel-function-calling)
     * during tool use.
     *
     * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
     *   server responded with an unexpected value).
     */
    fun parallelToolCalls(): Optional<Boolean> = body.parallelToolCalls()

    /**
     * Constrains effort on reasoning for
     * [reasoning models](https://platform.openai.com/docs/guides/reasoning). Currently supported
     * values are `none`, `minimal`, `low`, `medium`, `high`, and `xhigh`. Reducing reasoning effort
     * can result in faster responses and fewer tokens used on reasoning in a response.
     * - `gpt-5.1` defaults to `none`, which does not perform reasoning. The supported reasoning
     *   values for `gpt-5.1` are `none`, `low`, `medium`, and `high`. Tool calls are supported for
     *   all reasoning values in gpt-5.1.
     * - All models before `gpt-5.1` default to `medium` reasoning effort, and do not support
     *   `none`.
     * - The `gpt-5-pro` model defaults to (and only supports) `high` reasoning effort.
     * - `xhigh` is supported for all models after `gpt-5.1-codex-max`.
     *
     * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
     *   server responded with an unexpected value).
     */
    fun reasoningEffort(): Optional<ReasoningEffort> = body.reasoningEffort()

    /**
     * Specifies the format that the model must output. Compatible with
     * [GPT-4o](https://platform.openai.com/docs/models#gpt-4o), [GPT-4
     * Turbo](https://platform.openai.com/docs/models#gpt-4-turbo-and-gpt-4), and all GPT-3.5 Turbo
     * models since `gpt-3.5-turbo-1106`.
     *
     * Setting to `{ "type": "json_schema", "json_schema": {...} }` enables Structured Outputs which
     * ensures the model will match your supplied JSON schema. Learn more in the
     * [Structured Outputs guide](https://platform.openai.com/docs/guides/structured-outputs).
     *
     * Setting to `{ "type": "json_object" }` enables JSON mode, which ensures the message the model
     * generates is valid JSON.
     *
     * **Important:** when using JSON mode, you **must** also instruct the model to produce JSON
     * yourself via a system or user message. Without this, the model may generate an unending
     * stream of whitespace until the generation reaches the token limit, resulting in a
     * long-running and seemingly "stuck" request. Also note that the message content may be
     * partially cut off if `finish_reason="length"`, which indicates the generation exceeded
     * `max_tokens` or the conversation exceeded the max context length.
     *
     * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
     *   server responded with an unexpected value).
     */
    fun responseFormat(): Optional<AssistantResponseFormatOption> = body.responseFormat()

    /**
     * What sampling temperature to use, between 0 and 2. Higher values like 0.8 will make the
     * output more random, while lower values like 0.2 will make it more focused and deterministic.
     *
     * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
     *   server responded with an unexpected value).
     */
    fun temperature(): Optional<Double> = body.temperature()

    /**
     * Controls which (if any) tool is called by the model. `none` means the model will not call any
     * tools and instead generates a message. `auto` is the default value and means the model can
     * pick between generating a message or calling one or more tools. `required` means the model
     * must call one or more tools before responding to the user. Specifying a particular tool like
     * `{"type": "file_search"}` or `{"type": "function", "function": {"name": "my_function"}}`
     * forces the model to call that tool.
     *
     * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
     *   server responded with an unexpected value).
     */
    fun toolChoice(): Optional<AssistantToolChoiceOption> = body.toolChoice()

    /**
     * Override the tools the assistant can use for this run. This is useful for modifying the
     * behavior on a per-run basis.
     *
     * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
     *   server responded with an unexpected value).
     */
    fun tools(): Optional<List<AssistantTool>> = body.tools()

    /**
     * An alternative to sampling with temperature, called nucleus sampling, where the model
     * considers the results of the tokens with top_p probability mass. So 0.1 means only the tokens
     * comprising the top 10% probability mass are considered.
     *
     * We generally recommend altering this or temperature but not both.
     *
     * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
     *   server responded with an unexpected value).
     */
    fun topP(): Optional<Double> = body.topP()

    /**
     * Controls for how a thread will be truncated prior to the run. Use this to control the initial
     * context window of the run.
     *
     * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
     *   server responded with an unexpected value).
     */
    fun truncationStrategy(): Optional<TruncationStrategy> = body.truncationStrategy()

    /**
     * Returns the raw JSON value of [assistantId].
     *
     * Unlike [assistantId], this method doesn't throw if the JSON field has an unexpected type.
     */
    fun _assistantId(): JsonField<String> = body._assistantId()

    /**
     * Returns the raw JSON value of [additionalInstructions].
     *
     * Unlike [additionalInstructions], this method doesn't throw if the JSON field has an
     * unexpected type.
     */
    fun _additionalInstructions(): JsonField<String> = body._additionalInstructions()

    /**
     * Returns the raw JSON value of [additionalMessages].
     *
     * Unlike [additionalMessages], this method doesn't throw if the JSON field has an unexpected
     * type.
     */
    fun _additionalMessages(): JsonField<List<AdditionalMessage>> = body._additionalMessages()

    /**
     * Returns the raw JSON value of [instructions].
     *
     * Unlike [instructions], this method doesn't throw if the JSON field has an unexpected type.
     */
    fun _instructions(): JsonField<String> = body._instructions()

    /**
     * Returns the raw JSON value of [maxCompletionTokens].
     *
     * Unlike [maxCompletionTokens], this method doesn't throw if the JSON field has an unexpected
     * type.
     */
    fun _maxCompletionTokens(): JsonField<Long> = body._maxCompletionTokens()

    /**
     * Returns the raw JSON value of [maxPromptTokens].
     *
     * Unlike [maxPromptTokens], this method doesn't throw if the JSON field has an unexpected type.
     */
    fun _maxPromptTokens(): JsonField<Long> = body._maxPromptTokens()

    /**
     * Returns the raw JSON value of [metadata].
     *
     * Unlike [metadata], this method doesn't throw if the JSON field has an unexpected type.
     */
    fun _metadata(): JsonField<Metadata> = body._metadata()

    /**
     * Returns the raw JSON value of [model].
     *
     * Unlike [model], this method doesn't throw if the JSON field has an unexpected type.
     */
    fun _model(): JsonField<ChatModel> = body._model()

    /**
     * Returns the raw JSON value of [parallelToolCalls].
     *
     * Unlike [parallelToolCalls], this method doesn't throw if the JSON field has an unexpected
     * type.
     */
    fun _parallelToolCalls(): JsonField<Boolean> = body._parallelToolCalls()

    /**
     * Returns the raw JSON value of [reasoningEffort].
     *
     * Unlike [reasoningEffort], this method doesn't throw if the JSON field has an unexpected type.
     */
    fun _reasoningEffort(): JsonField<ReasoningEffort> = body._reasoningEffort()

    /**
     * Returns the raw JSON value of [responseFormat].
     *
     * Unlike [responseFormat], this method doesn't throw if the JSON field has an unexpected type.
     */
    fun _responseFormat(): JsonField<AssistantResponseFormatOption> = body._responseFormat()

    /**
     * Returns the raw JSON value of [temperature].
     *
     * Unlike [temperature], this method doesn't throw if the JSON field has an unexpected type.
     */
    fun _temperature(): JsonField<Double> = body._temperature()

    /**
     * Returns the raw JSON value of [toolChoice].
     *
     * Unlike [toolChoice], this method doesn't throw if the JSON field has an unexpected type.
     */
    fun _toolChoice(): JsonField<AssistantToolChoiceOption> = body._toolChoice()

    /**
     * Returns the raw JSON value of [tools].
     *
     * Unlike [tools], this method doesn't throw if the JSON field has an unexpected type.
     */
    fun _tools(): JsonField<List<AssistantTool>> = body._tools()

    /**
     * Returns the raw JSON value of [topP].
     *
     * Unlike [topP], this method doesn't throw if the JSON field has an unexpected type.
     */
    fun _topP(): JsonField<Double> = body._topP()

    /**
     * Returns the raw JSON value of [truncationStrategy].
     *
     * Unlike [truncationStrategy], this method doesn't throw if the JSON field has an unexpected
     * type.
     */
    fun _truncationStrategy(): JsonField<TruncationStrategy> = body._truncationStrategy()

    fun _additionalBodyProperties(): Map<String, JsonValue> = body._additionalProperties()

    /** Additional headers to send with the request. */
    fun _additionalHeaders(): Headers = additionalHeaders

    /** Additional query param to send with the request. */
    fun _additionalQueryParams(): QueryParams = additionalQueryParams

    fun toBuilder() = Builder().from(this)

    companion object {

        /**
         * Returns a mutable builder for constructing an instance of [RunCreateParams].
         *
         * The following fields are required:
         * ```java
         * .assistantId()
         * ```
         */
        @JvmStatic fun builder() = Builder()
    }

    /** A builder for [RunCreateParams]. */
    class Builder internal constructor() {

        private var threadId: String? = null
        private var include: MutableList<RunStepInclude>? = null
        private var body: Body.Builder = Body.builder()
        private var additionalHeaders: Headers.Builder = Headers.builder()
        private var additionalQueryParams: QueryParams.Builder = QueryParams.builder()

        @JvmSynthetic
        internal fun from(runCreateParams: RunCreateParams) = apply {
            threadId = runCreateParams.threadId
            include = runCreateParams.include?.toMutableList()
            body = runCreateParams.body.toBuilder()
            additionalHeaders = runCreateParams.additionalHeaders.toBuilder()
            additionalQueryParams = runCreateParams.additionalQueryParams.toBuilder()
        }

        fun threadId(threadId: String?) = apply { this.threadId = threadId }

        /** Alias for calling [Builder.threadId] with `threadId.orElse(null)`. */
        fun threadId(threadId: Optional<String>) = threadId(threadId.getOrNull())

        /**
         * A list of additional fields to include in the response. Currently the only supported
         * value is `step_details.tool_calls[*].file_search.results[*].content` to fetch the file
         * search result content.
         *
         * See the
         * [file search tool documentation](https://platform.openai.com/docs/assistants/tools/file-search#customizing-file-search-settings)
         * for more information.
         */
        fun include(include: List<RunStepInclude>?) = apply {
            this.include = include?.toMutableList()
        }

        /** Alias for calling [Builder.include] with `include.orElse(null)`. */
        fun include(include: Optional<List<RunStepInclude>>) = include(include.getOrNull())

        /**
         * Adds a single [RunStepInclude] to [Builder.include].
         *
         * @throws IllegalStateException if the field was previously set to a non-list.
         */
        fun addInclude(include: RunStepInclude) = apply {
            this.include = (this.include ?: mutableListOf()).apply { add(include) }
        }

        /**
         * Sets the entire request body.
         *
         * This is generally only useful if you are already constructing the body separately.
         * Otherwise, it's more convenient to use the top-level setters instead:
         * - [assistantId]
         * - [additionalInstructions]
         * - [additionalMessages]
         * - [instructions]
         * - [maxCompletionTokens]
         * - etc.
         */
        fun body(body: Body) = apply { this.body = body.toBuilder() }

        /**
         * The ID of the [assistant](https://platform.openai.com/docs/api-reference/assistants) to
         * use to execute this run.
         */
        fun assistantId(assistantId: String) = apply { body.assistantId(assistantId) }

        /**
         * Sets [Builder.assistantId] to an arbitrary JSON value.
         *
         * You should usually call [Builder.assistantId] with a well-typed [String] value instead.
         * This method is primarily for setting the field to an undocumented or not yet supported
         * value.
         */
        fun assistantId(assistantId: JsonField<String>) = apply { body.assistantId(assistantId) }

        /**
         * Appends additional instructions at the end of the instructions for the run. This is
         * useful for modifying the behavior on a per-run basis without overriding other
         * instructions.
         */
        fun additionalInstructions(additionalInstructions: String?) = apply {
            body.additionalInstructions(additionalInstructions)
        }

        /**
         * Alias for calling [Builder.additionalInstructions] with
         * `additionalInstructions.orElse(null)`.
         */
        fun additionalInstructions(additionalInstructions: Optional<String>) =
            additionalInstructions(additionalInstructions.getOrNull())

        /**
         * Sets [Builder.additionalInstructions] to an arbitrary JSON value.
         *
         * You should usually call [Builder.additionalInstructions] with a well-typed [String] value
         * instead. This method is primarily for setting the field to an undocumented or not yet
         * supported value.
         */
        fun additionalInstructions(additionalInstructions: JsonField<String>) = apply {
            body.additionalInstructions(additionalInstructions)
        }

        /** Adds additional messages to the thread before creating the run. */
        fun additionalMessages(additionalMessages: List<AdditionalMessage>?) = apply {
            body.additionalMessages(additionalMessages)
        }

        /**
         * Alias for calling [Builder.additionalMessages] with `additionalMessages.orElse(null)`.
         */
        fun additionalMessages(additionalMessages: Optional<List<AdditionalMessage>>) =
            additionalMessages(additionalMessages.getOrNull())

        /**
         * Sets [Builder.additionalMessages] to an arbitrary JSON value.
         *
         * You should usually call [Builder.additionalMessages] with a well-typed
         * `List<AdditionalMessage>` value instead. This method is primarily for setting the field
         * to an undocumented or not yet supported value.
         */
        fun additionalMessages(additionalMessages: JsonField<List<AdditionalMessage>>) = apply {
            body.additionalMessages(additionalMessages)
        }

        /**
         * Adds a single [AdditionalMessage] to [additionalMessages].
         *
         * @throws IllegalStateException if the field was previously set to a non-list.
         */
        fun addAdditionalMessage(additionalMessage: AdditionalMessage) = apply {
            body.addAdditionalMessage(additionalMessage)
        }

        /**
         * Overrides the
         * [instructions](https://platform.openai.com/docs/api-reference/assistants/createAssistant)
         * of the assistant. This is useful for modifying the behavior on a per-run basis.
         */
        fun instructions(instructions: String?) = apply { body.instructions(instructions) }

        /** Alias for calling [Builder.instructions] with `instructions.orElse(null)`. */
        fun instructions(instructions: Optional<String>) = instructions(instructions.getOrNull())

        /**
         * Sets [Builder.instructions] to an arbitrary JSON value.
         *
         * You should usually call [Builder.instructions] with a well-typed [String] value instead.
         * This method is primarily for setting the field to an undocumented or not yet supported
         * value.
         */
        fun instructions(instructions: JsonField<String>) = apply {
            body.instructions(instructions)
        }

        /**
         * The maximum number of completion tokens that may be used over the course of the run. The
         * run will make a best effort to use only the number of completion tokens specified, across
         * multiple turns of the run. If the run exceeds the number of completion tokens specified,
         * the run will end with status `incomplete`. See `incomplete_details` for more info.
         */
        fun maxCompletionTokens(maxCompletionTokens: Long?) = apply {
            body.maxCompletionTokens(maxCompletionTokens)
        }

        /**
         * Alias for [Builder.maxCompletionTokens].
         *
         * This unboxed primitive overload exists for backwards compatibility.
         */
        fun maxCompletionTokens(maxCompletionTokens: Long) =
            maxCompletionTokens(maxCompletionTokens as Long?)

        /**
         * Alias for calling [Builder.maxCompletionTokens] with `maxCompletionTokens.orElse(null)`.
         */
        fun maxCompletionTokens(maxCompletionTokens: Optional<Long>) =
            maxCompletionTokens(maxCompletionTokens.getOrNull())

        /**
         * Sets [Builder.maxCompletionTokens] to an arbitrary JSON value.
         *
         * You should usually call [Builder.maxCompletionTokens] with a well-typed [Long] value
         * instead. This method is primarily for setting the field to an undocumented or not yet
         * supported value.
         */
        fun maxCompletionTokens(maxCompletionTokens: JsonField<Long>) = apply {
            body.maxCompletionTokens(maxCompletionTokens)
        }

        /**
         * The maximum number of prompt tokens that may be used over the course of the run. The run
         * will make a best effort to use only the number of prompt tokens specified, across
         * multiple turns of the run. If the run exceeds the number of prompt tokens specified, the
         * run will end with status `incomplete`. See `incomplete_details` for more info.
         */
        fun maxPromptTokens(maxPromptTokens: Long?) = apply {
            body.maxPromptTokens(maxPromptTokens)
        }

        /**
         * Alias for [Builder.maxPromptTokens].
         *
         * This unboxed primitive overload exists for backwards compatibility.
         */
        fun maxPromptTokens(maxPromptTokens: Long) = maxPromptTokens(maxPromptTokens as Long?)

        /** Alias for calling [Builder.maxPromptTokens] with `maxPromptTokens.orElse(null)`. */
        fun maxPromptTokens(maxPromptTokens: Optional<Long>) =
            maxPromptTokens(maxPromptTokens.getOrNull())

        /**
         * Sets [Builder.maxPromptTokens] to an arbitrary JSON value.
         *
         * You should usually call [Builder.maxPromptTokens] with a well-typed [Long] value instead.
         * This method is primarily for setting the field to an undocumented or not yet supported
         * value.
         */
        fun maxPromptTokens(maxPromptTokens: JsonField<Long>) = apply {
            body.maxPromptTokens(maxPromptTokens)
        }

        /**
         * Set of 16 key-value pairs that can be attached to an object. This can be useful for
         * storing additional information about the object in a structured format, and querying for
         * objects via API or the dashboard.
         *
         * Keys are strings with a maximum length of 64 characters. Values are strings with a
         * maximum length of 512 characters.
         */
        fun metadata(metadata: Metadata?) = apply { body.metadata(metadata) }

        /** Alias for calling [Builder.metadata] with `metadata.orElse(null)`. */
        fun metadata(metadata: Optional<Metadata>) = metadata(metadata.getOrNull())

        /**
         * Sets [Builder.metadata] to an arbitrary JSON value.
         *
         * You should usually call [Builder.metadata] with a well-typed [Metadata] value instead.
         * This method is primarily for setting the field to an undocumented or not yet supported
         * value.
         */
        fun metadata(metadata: JsonField<Metadata>) = apply { body.metadata(metadata) }

        /**
         * The ID of the [Model](https://platform.openai.com/docs/api-reference/models) to be used
         * to execute this run. If a value is provided here, it will override the model associated
         * with the assistant. If not, the model associated with the assistant will be used.
         */
        fun model(model: ChatModel?) = apply { body.model(model) }

        /** Alias for calling [Builder.model] with `model.orElse(null)`. */
        fun model(model: Optional<ChatModel>) = model(model.getOrNull())

        /**
         * Sets [Builder.model] to an arbitrary JSON value.
         *
         * You should usually call [Builder.model] with a well-typed [ChatModel] value instead. This
         * method is primarily for setting the field to an undocumented or not yet supported value.
         */
        fun model(model: JsonField<ChatModel>) = apply { body.model(model) }

        /**
         * Sets [model] to an arbitrary [String].
         *
         * You should usually call [model] with a well-typed [ChatModel] constant instead. This
         * method is primarily for setting the field to an undocumented or not yet supported value.
         */
        fun model(value: String) = apply { body.model(value) }

        /**
         * Whether to enable
         * [parallel function calling](https://platform.openai.com/docs/guides/function-calling#configuring-parallel-function-calling)
         * during tool use.
         */
        fun parallelToolCalls(parallelToolCalls: Boolean) = apply {
            body.parallelToolCalls(parallelToolCalls)
        }

        /**
         * Sets [Builder.parallelToolCalls] to an arbitrary JSON value.
         *
         * You should usually call [Builder.parallelToolCalls] with a well-typed [Boolean] value
         * instead. This method is primarily for setting the field to an undocumented or not yet
         * supported value.
         */
        fun parallelToolCalls(parallelToolCalls: JsonField<Boolean>) = apply {
            body.parallelToolCalls(parallelToolCalls)
        }

        /**
         * Constrains effort on reasoning for
         * [reasoning models](https://platform.openai.com/docs/guides/reasoning). Currently
         * supported values are `none`, `minimal`, `low`, `medium`, `high`, and `xhigh`. Reducing
         * reasoning effort can result in faster responses and fewer tokens used on reasoning in a
         * response.
         * - `gpt-5.1` defaults to `none`, which does not perform reasoning. The supported reasoning
         *   values for `gpt-5.1` are `none`, `low`, `medium`, and `high`. Tool calls are supported
         *   for all reasoning values in gpt-5.1.
         * - All models before `gpt-5.1` default to `medium` reasoning effort, and do not support
         *   `none`.
         * - The `gpt-5-pro` model defaults to (and only supports) `high` reasoning effort.
         * - `xhigh` is supported for all models after `gpt-5.1-codex-max`.
         */
        fun reasoningEffort(reasoningEffort: ReasoningEffort?) = apply {
            body.reasoningEffort(reasoningEffort)
        }

        /** Alias for calling [Builder.reasoningEffort] with `reasoningEffort.orElse(null)`. */
        fun reasoningEffort(reasoningEffort: Optional<ReasoningEffort>) =
            reasoningEffort(reasoningEffort.getOrNull())

        /**
         * Sets [Builder.reasoningEffort] to an arbitrary JSON value.
         *
         * You should usually call [Builder.reasoningEffort] with a well-typed [ReasoningEffort]
         * value instead. This method is primarily for setting the field to an undocumented or not
         * yet supported value.
         */
        fun reasoningEffort(reasoningEffort: JsonField<ReasoningEffort>) = apply {
            body.reasoningEffort(reasoningEffort)
        }

        /**
         * Specifies the format that the model must output. Compatible with
         * [GPT-4o](https://platform.openai.com/docs/models#gpt-4o), [GPT-4
         * Turbo](https://platform.openai.com/docs/models#gpt-4-turbo-and-gpt-4), and all GPT-3.5
         * Turbo models since `gpt-3.5-turbo-1106`.
         *
         * Setting to `{ "type": "json_schema", "json_schema": {...} }` enables Structured Outputs
         * which ensures the model will match your supplied JSON schema. Learn more in the
         * [Structured Outputs guide](https://platform.openai.com/docs/guides/structured-outputs).
         *
         * Setting to `{ "type": "json_object" }` enables JSON mode, which ensures the message the
         * model generates is valid JSON.
         *
         * **Important:** when using JSON mode, you **must** also instruct the model to produce JSON
         * yourself via a system or user message. Without this, the model may generate an unending
         * stream of whitespace until the generation reaches the token limit, resulting in a
         * long-running and seemingly "stuck" request. Also note that the message content may be
         * partially cut off if `finish_reason="length"`, which indicates the generation exceeded
         * `max_tokens` or the conversation exceeded the max context length.
         */
        fun responseFormat(responseFormat: AssistantResponseFormatOption?) = apply {
            body.responseFormat(responseFormat)
        }

        /** Alias for calling [Builder.responseFormat] with `responseFormat.orElse(null)`. */
        fun responseFormat(responseFormat: Optional<AssistantResponseFormatOption>) =
            responseFormat(responseFormat.getOrNull())

        /**
         * Sets [Builder.responseFormat] to an arbitrary JSON value.
         *
         * You should usually call [Builder.responseFormat] with a well-typed
         * [AssistantResponseFormatOption] value instead. This method is primarily for setting the
         * field to an undocumented or not yet supported value.
         */
        fun responseFormat(responseFormat: JsonField<AssistantResponseFormatOption>) = apply {
            body.responseFormat(responseFormat)
        }

        /** Alias for calling [responseFormat] with `AssistantResponseFormatOption.ofAuto()`. */
        fun responseFormatAuto() = apply { body.responseFormatAuto() }

        /**
         * Alias for calling [responseFormat] with
         * `AssistantResponseFormatOption.ofResponseFormatText(responseFormatText)`.
         */
        fun responseFormat(responseFormatText: ResponseFormatText) = apply {
            body.responseFormat(responseFormatText)
        }

        /**
         * Alias for calling [responseFormat] with
         * `AssistantResponseFormatOption.ofResponseFormatJsonObject(responseFormatJsonObject)`.
         */
        fun responseFormat(responseFormatJsonObject: ResponseFormatJsonObject) = apply {
            body.responseFormat(responseFormatJsonObject)
        }

        /**
         * Alias for calling [responseFormat] with
         * `AssistantResponseFormatOption.ofResponseFormatJsonSchema(responseFormatJsonSchema)`.
         */
        fun responseFormat(responseFormatJsonSchema: ResponseFormatJsonSchema) = apply {
            body.responseFormat(responseFormatJsonSchema)
        }

        /**
         * What sampling temperature to use, between 0 and 2. Higher values like 0.8 will make the
         * output more random, while lower values like 0.2 will make it more focused and
         * deterministic.
         */
        fun temperature(temperature: Double?) = apply { body.temperature(temperature) }

        /**
         * Alias for [Builder.temperature].
         *
         * This unboxed primitive overload exists for backwards compatibility.
         */
        fun temperature(temperature: Double) = temperature(temperature as Double?)

        /** Alias for calling [Builder.temperature] with `temperature.orElse(null)`. */
        fun temperature(temperature: Optional<Double>) = temperature(temperature.getOrNull())

        /**
         * Sets [Builder.temperature] to an arbitrary JSON value.
         *
         * You should usually call [Builder.temperature] with a well-typed [Double] value instead.
         * This method is primarily for setting the field to an undocumented or not yet supported
         * value.
         */
        fun temperature(temperature: JsonField<Double>) = apply { body.temperature(temperature) }

        /**
         * Controls which (if any) tool is called by the model. `none` means the model will not call
         * any tools and instead generates a message. `auto` is the default value and means the
         * model can pick between generating a message or calling one or more tools. `required`
         * means the model must call one or more tools before responding to the user. Specifying a
         * particular tool like `{"type": "file_search"}` or `{"type": "function", "function":
         * {"name": "my_function"}}` forces the model to call that tool.
         */
        fun toolChoice(toolChoice: AssistantToolChoiceOption?) = apply {
            body.toolChoice(toolChoice)
        }

        /** Alias for calling [Builder.toolChoice] with `toolChoice.orElse(null)`. */
        fun toolChoice(toolChoice: Optional<AssistantToolChoiceOption>) =
            toolChoice(toolChoice.getOrNull())

        /**
         * Sets [Builder.toolChoice] to an arbitrary JSON value.
         *
         * You should usually call [Builder.toolChoice] with a well-typed
         * [AssistantToolChoiceOption] value instead. This method is primarily for setting the field
         * to an undocumented or not yet supported value.
         */
        fun toolChoice(toolChoice: JsonField<AssistantToolChoiceOption>) = apply {
            body.toolChoice(toolChoice)
        }

        /** Alias for calling [toolChoice] with `AssistantToolChoiceOption.ofAuto(auto)`. */
        fun toolChoice(auto: AssistantToolChoiceOption.Auto) = apply { body.toolChoice(auto) }

        /**
         * Alias for calling [toolChoice] with
         * `AssistantToolChoiceOption.ofAssistantToolChoice(assistantToolChoice)`.
         */
        fun toolChoice(assistantToolChoice: AssistantToolChoice) = apply {
            body.toolChoice(assistantToolChoice)
        }

        /**
         * Override the tools the assistant can use for this run. This is useful for modifying the
         * behavior on a per-run basis.
         */
        fun tools(tools: List<AssistantTool>?) = apply { body.tools(tools) }

        /** Alias for calling [Builder.tools] with `tools.orElse(null)`. */
        fun tools(tools: Optional<List<AssistantTool>>) = tools(tools.getOrNull())

        /**
         * Sets [Builder.tools] to an arbitrary JSON value.
         *
         * You should usually call [Builder.tools] with a well-typed `List<AssistantTool>` value
         * instead. This method is primarily for setting the field to an undocumented or not yet
         * supported value.
         */
        fun tools(tools: JsonField<List<AssistantTool>>) = apply { body.tools(tools) }

        /**
         * Adds a single [AssistantTool] to [tools].
         *
         * @throws IllegalStateException if the field was previously set to a non-list.
         */
        fun addTool(tool: AssistantTool) = apply { body.addTool(tool) }

        /** Alias for calling [addTool] with `AssistantTool.ofCodeInterpreter(codeInterpreter)`. */
        fun addTool(codeInterpreter: CodeInterpreterTool) = apply { body.addTool(codeInterpreter) }

        /** Alias for calling [addTool] with `AssistantTool.ofFileSearch(fileSearch)`. */
        fun addTool(fileSearch: FileSearchTool) = apply { body.addTool(fileSearch) }

        /** Alias for calling [addTool] with `AssistantTool.ofFunction(function)`. */
        fun addTool(function: FunctionTool) = apply { body.addTool(function) }

        /**
         * Alias for calling [addTool] with the following:
         * ```java
         * FunctionTool.builder()
         *     .function(function)
         *     .build()
         * ```
         */
        fun addFunctionTool(function: FunctionDefinition) = apply { body.addFunctionTool(function) }

        /**
         * An alternative to sampling with temperature, called nucleus sampling, where the model
         * considers the results of the tokens with top_p probability mass. So 0.1 means only the
         * tokens comprising the top 10% probability mass are considered.
         *
         * We generally recommend altering this or temperature but not both.
         */
        fun topP(topP: Double?) = apply { body.topP(topP) }

        /**
         * Alias for [Builder.topP].
         *
         * This unboxed primitive overload exists for backwards compatibility.
         */
        fun topP(topP: Double) = topP(topP as Double?)

        /** Alias for calling [Builder.topP] with `topP.orElse(null)`. */
        fun topP(topP: Optional<Double>) = topP(topP.getOrNull())

        /**
         * Sets [Builder.topP] to an arbitrary JSON value.
         *
         * You should usually call [Builder.topP] with a well-typed [Double] value instead. This
         * method is primarily for setting the field to an undocumented or not yet supported value.
         */
        fun topP(topP: JsonField<Double>) = apply { body.topP(topP) }

        /**
         * Controls for how a thread will be truncated prior to the run. Use this to control the
         * initial context window of the run.
         */
        fun truncationStrategy(truncationStrategy: TruncationStrategy?) = apply {
            body.truncationStrategy(truncationStrategy)
        }

        /**
         * Alias for calling [Builder.truncationStrategy] with `truncationStrategy.orElse(null)`.
         */
        fun truncationStrategy(truncationStrategy: Optional<TruncationStrategy>) =
            truncationStrategy(truncationStrategy.getOrNull())

        /**
         * Sets [Builder.truncationStrategy] to an arbitrary JSON value.
         *
         * You should usually call [Builder.truncationStrategy] with a well-typed
         * [TruncationStrategy] value instead. This method is primarily for setting the field to an
         * undocumented or not yet supported value.
         */
        fun truncationStrategy(truncationStrategy: JsonField<TruncationStrategy>) = apply {
            body.truncationStrategy(truncationStrategy)
        }

        fun additionalBodyProperties(additionalBodyProperties: Map<String, JsonValue>) = apply {
            body.additionalProperties(additionalBodyProperties)
        }

        fun putAdditionalBodyProperty(key: String, value: JsonValue) = apply {
            body.putAdditionalProperty(key, value)
        }

        fun putAllAdditionalBodyProperties(additionalBodyProperties: Map<String, JsonValue>) =
            apply {
                body.putAllAdditionalProperties(additionalBodyProperties)
            }

        fun removeAdditionalBodyProperty(key: String) = apply { body.removeAdditionalProperty(key) }

        fun removeAllAdditionalBodyProperties(keys: Set<String>) = apply {
            body.removeAllAdditionalProperties(keys)
        }

        fun additionalHeaders(additionalHeaders: Headers) = apply {
            this.additionalHeaders.clear()
            putAllAdditionalHeaders(additionalHeaders)
        }

        fun additionalHeaders(additionalHeaders: Map<String, Iterable<String>>) = apply {
            this.additionalHeaders.clear()
            putAllAdditionalHeaders(additionalHeaders)
        }

        fun putAdditionalHeader(name: String, value: String) = apply {
            additionalHeaders.put(name, value)
        }

        fun putAdditionalHeaders(name: String, values: Iterable<String>) = apply {
            additionalHeaders.put(name, values)
        }

        fun putAllAdditionalHeaders(additionalHeaders: Headers) = apply {
            this.additionalHeaders.putAll(additionalHeaders)
        }

        fun putAllAdditionalHeaders(additionalHeaders: Map<String, Iterable<String>>) = apply {
            this.additionalHeaders.putAll(additionalHeaders)
        }

        fun replaceAdditionalHeaders(name: String, value: String) = apply {
            additionalHeaders.replace(name, value)
        }

        fun replaceAdditionalHeaders(name: String, values: Iterable<String>) = apply {
            additionalHeaders.replace(name, values)
        }

        fun replaceAllAdditionalHeaders(additionalHeaders: Headers) = apply {
            this.additionalHeaders.replaceAll(additionalHeaders)
        }

        fun replaceAllAdditionalHeaders(additionalHeaders: Map<String, Iterable<String>>) = apply {
            this.additionalHeaders.replaceAll(additionalHeaders)
        }

        fun removeAdditionalHeaders(name: String) = apply { additionalHeaders.remove(name) }

        fun removeAllAdditionalHeaders(names: Set<String>) = apply {
            additionalHeaders.removeAll(names)
        }

        fun additionalQueryParams(additionalQueryParams: QueryParams) = apply {
            this.additionalQueryParams.clear()
            putAllAdditionalQueryParams(additionalQueryParams)
        }

        fun additionalQueryParams(additionalQueryParams: Map<String, Iterable<String>>) = apply {
            this.additionalQueryParams.clear()
            putAllAdditionalQueryParams(additionalQueryParams)
        }

        fun putAdditionalQueryParam(key: String, value: String) = apply {
            additionalQueryParams.put(key, value)
        }

        fun putAdditionalQueryParams(key: String, values: Iterable<String>) = apply {
            additionalQueryParams.put(key, values)
        }

        fun putAllAdditionalQueryParams(additionalQueryParams: QueryParams) = apply {
            this.additionalQueryParams.putAll(additionalQueryParams)
        }

        fun putAllAdditionalQueryParams(additionalQueryParams: Map<String, Iterable<String>>) =
            apply {
                this.additionalQueryParams.putAll(additionalQueryParams)
            }

        fun replaceAdditionalQueryParams(key: String, value: String) = apply {
            additionalQueryParams.replace(key, value)
        }

        fun replaceAdditionalQueryParams(key: String, values: Iterable<String>) = apply {
            additionalQueryParams.replace(key, values)
        }

        fun replaceAllAdditionalQueryParams(additionalQueryParams: QueryParams) = apply {
            this.additionalQueryParams.replaceAll(additionalQueryParams)
        }

        fun replaceAllAdditionalQueryParams(additionalQueryParams: Map<String, Iterable<String>>) =
            apply {
                this.additionalQueryParams.replaceAll(additionalQueryParams)
            }

        fun removeAdditionalQueryParams(key: String) = apply { additionalQueryParams.remove(key) }

        fun removeAllAdditionalQueryParams(keys: Set<String>) = apply {
            additionalQueryParams.removeAll(keys)
        }

        /**
         * Returns an immutable instance of [RunCreateParams].
         *
         * Further updates to this [Builder] will not mutate the returned instance.
         *
         * The following fields are required:
         * ```java
         * .assistantId()
         * ```
         *
         * @throws IllegalStateException if any required field is unset.
         */
        fun build(): RunCreateParams =
            RunCreateParams(
                threadId,
                include?.toImmutable(),
                body.build(),
                additionalHeaders.build(),
                additionalQueryParams.build(),
            )
    }

    fun _body(): Body = body

    fun _pathParam(index: Int): String =
        when (index) {
            0 -> threadId ?: ""
            else -> ""
        }

    override fun _headers(): Headers = additionalHeaders

    override fun _queryParams(): QueryParams =
        QueryParams.builder()
            .apply {
                include?.forEach { put("include[]", it.toString()) }
                putAll(additionalQueryParams)
            }
            .build()

    class Body
    @JsonCreator(mode = JsonCreator.Mode.DISABLED)
    private constructor(
        private val assistantId: JsonField<String>,
        private val additionalInstructions: JsonField<String>,
        private val additionalMessages: JsonField<List<AdditionalMessage>>,
        private val instructions: JsonField<String>,
        private val maxCompletionTokens: JsonField<Long>,
        private val maxPromptTokens: JsonField<Long>,
        private val metadata: JsonField<Metadata>,
        private val model: JsonField<ChatModel>,
        private val parallelToolCalls: JsonField<Boolean>,
        private val reasoningEffort: JsonField<ReasoningEffort>,
        private val responseFormat: JsonField<AssistantResponseFormatOption>,
        private val temperature: JsonField<Double>,
        private val toolChoice: JsonField<AssistantToolChoiceOption>,
        private val tools: JsonField<List<AssistantTool>>,
        private val topP: JsonField<Double>,
        private val truncationStrategy: JsonField<TruncationStrategy>,
        private val additionalProperties: MutableMap<String, JsonValue>,
    ) {

        @JsonCreator
        private constructor(
            @JsonProperty("assistant_id")
            @ExcludeMissing
            assistantId: JsonField<String> = JsonMissing.of(),
            @JsonProperty("additional_instructions")
            @ExcludeMissing
            additionalInstructions: JsonField<String> = JsonMissing.of(),
            @JsonProperty("additional_messages")
            @ExcludeMissing
            additionalMessages: JsonField<List<AdditionalMessage>> = JsonMissing.of(),
            @JsonProperty("instructions")
            @ExcludeMissing
            instructions: JsonField<String> = JsonMissing.of(),
            @JsonProperty("max_completion_tokens")
            @ExcludeMissing
            maxCompletionTokens: JsonField<Long> = JsonMissing.of(),
            @JsonProperty("max_prompt_tokens")
            @ExcludeMissing
            maxPromptTokens: JsonField<Long> = JsonMissing.of(),
            @JsonProperty("metadata")
            @ExcludeMissing
            metadata: JsonField<Metadata> = JsonMissing.of(),
            @JsonProperty("model") @ExcludeMissing model: JsonField<ChatModel> = JsonMissing.of(),
            @JsonProperty("parallel_tool_calls")
            @ExcludeMissing
            parallelToolCalls: JsonField<Boolean> = JsonMissing.of(),
            @JsonProperty("reasoning_effort")
            @ExcludeMissing
            reasoningEffort: JsonField<ReasoningEffort> = JsonMissing.of(),
            @JsonProperty("response_format")
            @ExcludeMissing
            responseFormat: JsonField<AssistantResponseFormatOption> = JsonMissing.of(),
            @JsonProperty("temperature")
            @ExcludeMissing
            temperature: JsonField<Double> = JsonMissing.of(),
            @JsonProperty("tool_choice")
            @ExcludeMissing
            toolChoice: JsonField<AssistantToolChoiceOption> = JsonMissing.of(),
            @JsonProperty("tools")
            @ExcludeMissing
            tools: JsonField<List<AssistantTool>> = JsonMissing.of(),
            @JsonProperty("top_p") @ExcludeMissing topP: JsonField<Double> = JsonMissing.of(),
            @JsonProperty("truncation_strategy")
            @ExcludeMissing
            truncationStrategy: JsonField<TruncationStrategy> = JsonMissing.of(),
        ) : this(
            assistantId,
            additionalInstructions,
            additionalMessages,
            instructions,
            maxCompletionTokens,
            maxPromptTokens,
            metadata,
            model,
            parallelToolCalls,
            reasoningEffort,
            responseFormat,
            temperature,
            toolChoice,
            tools,
            topP,
            truncationStrategy,
            mutableMapOf(),
        )

        /**
         * The ID of the [assistant](https://platform.openai.com/docs/api-reference/assistants) to
         * use to execute this run.
         *
         * @throws OpenAIInvalidDataException if the JSON field has an unexpected type or is
         *   unexpectedly missing or null (e.g. if the server responded with an unexpected value).
         */
        fun assistantId(): String = assistantId.getRequired("assistant_id")

        /**
         * Appends additional instructions at the end of the instructions for the run. This is
         * useful for modifying the behavior on a per-run basis without overriding other
         * instructions.
         *
         * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
         *   server responded with an unexpected value).
         */
        fun additionalInstructions(): Optional<String> =
            additionalInstructions.getOptional("additional_instructions")

        /**
         * Adds additional messages to the thread before creating the run.
         *
         * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
         *   server responded with an unexpected value).
         */
        fun additionalMessages(): Optional<List<AdditionalMessage>> =
            additionalMessages.getOptional("additional_messages")

        /**
         * Overrides the
         * [instructions](https://platform.openai.com/docs/api-reference/assistants/createAssistant)
         * of the assistant. This is useful for modifying the behavior on a per-run basis.
         *
         * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
         *   server responded with an unexpected value).
         */
        fun instructions(): Optional<String> = instructions.getOptional("instructions")

        /**
         * The maximum number of completion tokens that may be used over the course of the run. The
         * run will make a best effort to use only the number of completion tokens specified, across
         * multiple turns of the run. If the run exceeds the number of completion tokens specified,
         * the run will end with status `incomplete`. See `incomplete_details` for more info.
         *
         * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
         *   server responded with an unexpected value).
         */
        fun maxCompletionTokens(): Optional<Long> =
            maxCompletionTokens.getOptional("max_completion_tokens")

        /**
         * The maximum number of prompt tokens that may be used over the course of the run. The run
         * will make a best effort to use only the number of prompt tokens specified, across
         * multiple turns of the run. If the run exceeds the number of prompt tokens specified, the
         * run will end with status `incomplete`. See `incomplete_details` for more info.
         *
         * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
         *   server responded with an unexpected value).
         */
        fun maxPromptTokens(): Optional<Long> = maxPromptTokens.getOptional("max_prompt_tokens")

        /**
         * Set of 16 key-value pairs that can be attached to an object. This can be useful for
         * storing additional information about the object in a structured format, and querying for
         * objects via API or the dashboard.
         *
         * Keys are strings with a maximum length of 64 characters. Values are strings with a
         * maximum length of 512 characters.
         *
         * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
         *   server responded with an unexpected value).
         */
        fun metadata(): Optional<Metadata> = metadata.getOptional("metadata")

        /**
         * The ID of the [Model](https://platform.openai.com/docs/api-reference/models) to be used
         * to execute this run. If a value is provided here, it will override the model associated
         * with the assistant. If not, the model associated with the assistant will be used.
         *
         * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
         *   server responded with an unexpected value).
         */
        fun model(): Optional<ChatModel> = model.getOptional("model")

        /**
         * Whether to enable
         * [parallel function calling](https://platform.openai.com/docs/guides/function-calling#configuring-parallel-function-calling)
         * during tool use.
         *
         * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
         *   server responded with an unexpected value).
         */
        fun parallelToolCalls(): Optional<Boolean> =
            parallelToolCalls.getOptional("parallel_tool_calls")

        /**
         * Constrains effort on reasoning for
         * [reasoning models](https://platform.openai.com/docs/guides/reasoning). Currently
         * supported values are `none`, `minimal`, `low`, `medium`, `high`, and `xhigh`. Reducing
         * reasoning effort can result in faster responses and fewer tokens used on reasoning in a
         * response.
         * - `gpt-5.1` defaults to `none`, which does not perform reasoning. The supported reasoning
         *   values for `gpt-5.1` are `none`, `low`, `medium`, and `high`. Tool calls are supported
         *   for all reasoning values in gpt-5.1.
         * - All models before `gpt-5.1` default to `medium` reasoning effort, and do not support
         *   `none`.
         * - The `gpt-5-pro` model defaults to (and only supports) `high` reasoning effort.
         * - `xhigh` is supported for all models after `gpt-5.1-codex-max`.
         *
         * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
         *   server responded with an unexpected value).
         */
        fun reasoningEffort(): Optional<ReasoningEffort> =
            reasoningEffort.getOptional("reasoning_effort")

        /**
         * Specifies the format that the model must output. Compatible with
         * [GPT-4o](https://platform.openai.com/docs/models#gpt-4o), [GPT-4
         * Turbo](https://platform.openai.com/docs/models#gpt-4-turbo-and-gpt-4), and all GPT-3.5
         * Turbo models since `gpt-3.5-turbo-1106`.
         *
         * Setting to `{ "type": "json_schema", "json_schema": {...} }` enables Structured Outputs
         * which ensures the model will match your supplied JSON schema. Learn more in the
         * [Structured Outputs guide](https://platform.openai.com/docs/guides/structured-outputs).
         *
         * Setting to `{ "type": "json_object" }` enables JSON mode, which ensures the message the
         * model generates is valid JSON.
         *
         * **Important:** when using JSON mode, you **must** also instruct the model to produce JSON
         * yourself via a system or user message. Without this, the model may generate an unending
         * stream of whitespace until the generation reaches the token limit, resulting in a
         * long-running and seemingly "stuck" request. Also note that the message content may be
         * partially cut off if `finish_reason="length"`, which indicates the generation exceeded
         * `max_tokens` or the conversation exceeded the max context length.
         *
         * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
         *   server responded with an unexpected value).
         */
        fun responseFormat(): Optional<AssistantResponseFormatOption> =
            responseFormat.getOptional("response_format")

        /**
         * What sampling temperature to use, between 0 and 2. Higher values like 0.8 will make the
         * output more random, while lower values like 0.2 will make it more focused and
         * deterministic.
         *
         * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
         *   server responded with an unexpected value).
         */
        fun temperature(): Optional<Double> = temperature.getOptional("temperature")

        /**
         * Controls which (if any) tool is called by the model. `none` means the model will not call
         * any tools and instead generates a message. `auto` is the default value and means the
         * model can pick between generating a message or calling one or more tools. `required`
         * means the model must call one or more tools before responding to the user. Specifying a
         * particular tool like `{"type": "file_search"}` or `{"type": "function", "function":
         * {"name": "my_function"}}` forces the model to call that tool.
         *
         * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
         *   server responded with an unexpected value).
         */
        fun toolChoice(): Optional<AssistantToolChoiceOption> =
            toolChoice.getOptional("tool_choice")

        /**
         * Override the tools the assistant can use for this run. This is useful for modifying the
         * behavior on a per-run basis.
         *
         * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
         *   server responded with an unexpected value).
         */
        fun tools(): Optional<List<AssistantTool>> = tools.getOptional("tools")

        /**
         * An alternative to sampling with temperature, called nucleus sampling, where the model
         * considers the results of the tokens with top_p probability mass. So 0.1 means only the
         * tokens comprising the top 10% probability mass are considered.
         *
         * We generally recommend altering this or temperature but not both.
         *
         * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
         *   server responded with an unexpected value).
         */
        fun topP(): Optional<Double> = topP.getOptional("top_p")

        /**
         * Controls for how a thread will be truncated prior to the run. Use this to control the
         * initial context window of the run.
         *
         * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
         *   server responded with an unexpected value).
         */
        fun truncationStrategy(): Optional<TruncationStrategy> =
            truncationStrategy.getOptional("truncation_strategy")

        /**
         * Returns the raw JSON value of [assistantId].
         *
         * Unlike [assistantId], this method doesn't throw if the JSON field has an unexpected type.
         */
        @JsonProperty("assistant_id")
        @ExcludeMissing
        fun _assistantId(): JsonField<String> = assistantId

        /**
         * Returns the raw JSON value of [additionalInstructions].
         *
         * Unlike [additionalInstructions], this method doesn't throw if the JSON field has an
         * unexpected type.
         */
        @JsonProperty("additional_instructions")
        @ExcludeMissing
        fun _additionalInstructions(): JsonField<String> = additionalInstructions

        /**
         * Returns the raw JSON value of [additionalMessages].
         *
         * Unlike [additionalMessages], this method doesn't throw if the JSON field has an
         * unexpected type.
         */
        @JsonProperty("additional_messages")
        @ExcludeMissing
        fun _additionalMessages(): JsonField<List<AdditionalMessage>> = additionalMessages

        /**
         * Returns the raw JSON value of [instructions].
         *
         * Unlike [instructions], this method doesn't throw if the JSON field has an unexpected
         * type.
         */
        @JsonProperty("instructions")
        @ExcludeMissing
        fun _instructions(): JsonField<String> = instructions

        /**
         * Returns the raw JSON value of [maxCompletionTokens].
         *
         * Unlike [maxCompletionTokens], this method doesn't throw if the JSON field has an
         * unexpected type.
         */
        @JsonProperty("max_completion_tokens")
        @ExcludeMissing
        fun _maxCompletionTokens(): JsonField<Long> = maxCompletionTokens

        /**
         * Returns the raw JSON value of [maxPromptTokens].
         *
         * Unlike [maxPromptTokens], this method doesn't throw if the JSON field has an unexpected
         * type.
         */
        @JsonProperty("max_prompt_tokens")
        @ExcludeMissing
        fun _maxPromptTokens(): JsonField<Long> = maxPromptTokens

        /**
         * Returns the raw JSON value of [metadata].
         *
         * Unlike [metadata], this method doesn't throw if the JSON field has an unexpected type.
         */
        @JsonProperty("metadata") @ExcludeMissing fun _metadata(): JsonField<Metadata> = metadata

        /**
         * Returns the raw JSON value of [model].
         *
         * Unlike [model], this method doesn't throw if the JSON field has an unexpected type.
         */
        @JsonProperty("model") @ExcludeMissing fun _model(): JsonField<ChatModel> = model

        /**
         * Returns the raw JSON value of [parallelToolCalls].
         *
         * Unlike [parallelToolCalls], this method doesn't throw if the JSON field has an unexpected
         * type.
         */
        @JsonProperty("parallel_tool_calls")
        @ExcludeMissing
        fun _parallelToolCalls(): JsonField<Boolean> = parallelToolCalls

        /**
         * Returns the raw JSON value of [reasoningEffort].
         *
         * Unlike [reasoningEffort], this method doesn't throw if the JSON field has an unexpected
         * type.
         */
        @JsonProperty("reasoning_effort")
        @ExcludeMissing
        fun _reasoningEffort(): JsonField<ReasoningEffort> = reasoningEffort

        /**
         * Returns the raw JSON value of [responseFormat].
         *
         * Unlike [responseFormat], this method doesn't throw if the JSON field has an unexpected
         * type.
         */
        @JsonProperty("response_format")
        @ExcludeMissing
        fun _responseFormat(): JsonField<AssistantResponseFormatOption> = responseFormat

        /**
         * Returns the raw JSON value of [temperature].
         *
         * Unlike [temperature], this method doesn't throw if the JSON field has an unexpected type.
         */
        @JsonProperty("temperature")
        @ExcludeMissing
        fun _temperature(): JsonField<Double> = temperature

        /**
         * Returns the raw JSON value of [toolChoice].
         *
         * Unlike [toolChoice], this method doesn't throw if the JSON field has an unexpected type.
         */
        @JsonProperty("tool_choice")
        @ExcludeMissing
        fun _toolChoice(): JsonField<AssistantToolChoiceOption> = toolChoice

        /**
         * Returns the raw JSON value of [tools].
         *
         * Unlike [tools], this method doesn't throw if the JSON field has an unexpected type.
         */
        @JsonProperty("tools") @ExcludeMissing fun _tools(): JsonField<List<AssistantTool>> = tools

        /**
         * Returns the raw JSON value of [topP].
         *
         * Unlike [topP], this method doesn't throw if the JSON field has an unexpected type.
         */
        @JsonProperty("top_p") @ExcludeMissing fun _topP(): JsonField<Double> = topP

        /**
         * Returns the raw JSON value of [truncationStrategy].
         *
         * Unlike [truncationStrategy], this method doesn't throw if the JSON field has an
         * unexpected type.
         */
        @JsonProperty("truncation_strategy")
        @ExcludeMissing
        fun _truncationStrategy(): JsonField<TruncationStrategy> = truncationStrategy

        @JsonAnySetter
        private fun putAdditionalProperty(key: String, value: JsonValue) {
            additionalProperties.put(key, value)
        }

        @JsonAnyGetter
        @ExcludeMissing
        fun _additionalProperties(): Map<String, JsonValue> =
            Collections.unmodifiableMap(additionalProperties)

        fun toBuilder() = Builder().from(this)

        companion object {

            /**
             * Returns a mutable builder for constructing an instance of [Body].
             *
             * The following fields are required:
             * ```java
             * .assistantId()
             * ```
             */
            @JvmStatic fun builder() = Builder()
        }

        /** A builder for [Body]. */
        class Builder internal constructor() {

            private var assistantId: JsonField<String>? = null
            private var additionalInstructions: JsonField<String> = JsonMissing.of()
            private var additionalMessages: JsonField<MutableList<AdditionalMessage>>? = null
            private var instructions: JsonField<String> = JsonMissing.of()
            private var maxCompletionTokens: JsonField<Long> = JsonMissing.of()
            private var maxPromptTokens: JsonField<Long> = JsonMissing.of()
            private var metadata: JsonField<Metadata> = JsonMissing.of()
            private var model: JsonField<ChatModel> = JsonMissing.of()
            private var parallelToolCalls: JsonField<Boolean> = JsonMissing.of()
            private var reasoningEffort: JsonField<ReasoningEffort> = JsonMissing.of()
            private var responseFormat: JsonField<AssistantResponseFormatOption> = JsonMissing.of()
            private var temperature: JsonField<Double> = JsonMissing.of()
            private var toolChoice: JsonField<AssistantToolChoiceOption> = JsonMissing.of()
            private var tools: JsonField<MutableList<AssistantTool>>? = null
            private var topP: JsonField<Double> = JsonMissing.of()
            private var truncationStrategy: JsonField<TruncationStrategy> = JsonMissing.of()
            private var additionalProperties: MutableMap<String, JsonValue> = mutableMapOf()

            @JvmSynthetic
            internal fun from(body: Body) = apply {
                assistantId = body.assistantId
                additionalInstructions = body.additionalInstructions
                additionalMessages = body.additionalMessages.map { it.toMutableList() }
                instructions = body.instructions
                maxCompletionTokens = body.maxCompletionTokens
                maxPromptTokens = body.maxPromptTokens
                metadata = body.metadata
                model = body.model
                parallelToolCalls = body.parallelToolCalls
                reasoningEffort = body.reasoningEffort
                responseFormat = body.responseFormat
                temperature = body.temperature
                toolChoice = body.toolChoice
                tools = body.tools.map { it.toMutableList() }
                topP = body.topP
                truncationStrategy = body.truncationStrategy
                additionalProperties = body.additionalProperties.toMutableMap()
            }

            /**
             * The ID of the [assistant](https://platform.openai.com/docs/api-reference/assistants)
             * to use to execute this run.
             */
            fun assistantId(assistantId: String) = assistantId(JsonField.of(assistantId))

            /**
             * Sets [Builder.assistantId] to an arbitrary JSON value.
             *
             * You should usually call [Builder.assistantId] with a well-typed [String] value
             * instead. This method is primarily for setting the field to an undocumented or not yet
             * supported value.
             */
            fun assistantId(assistantId: JsonField<String>) = apply {
                this.assistantId = assistantId
            }

            /**
             * Appends additional instructions at the end of the instructions for the run. This is
             * useful for modifying the behavior on a per-run basis without overriding other
             * instructions.
             */
            fun additionalInstructions(additionalInstructions: String?) =
                additionalInstructions(JsonField.ofNullable(additionalInstructions))

            /**
             * Alias for calling [Builder.additionalInstructions] with
             * `additionalInstructions.orElse(null)`.
             */
            fun additionalInstructions(additionalInstructions: Optional<String>) =
                additionalInstructions(additionalInstructions.getOrNull())

            /**
             * Sets [Builder.additionalInstructions] to an arbitrary JSON value.
             *
             * You should usually call [Builder.additionalInstructions] with a well-typed [String]
             * value instead. This method is primarily for setting the field to an undocumented or
             * not yet supported value.
             */
            fun additionalInstructions(additionalInstructions: JsonField<String>) = apply {
                this.additionalInstructions = additionalInstructions
            }

            /** Adds additional messages to the thread before creating the run. */
            fun additionalMessages(additionalMessages: List<AdditionalMessage>?) =
                additionalMessages(JsonField.ofNullable(additionalMessages))

            /**
             * Alias for calling [Builder.additionalMessages] with
             * `additionalMessages.orElse(null)`.
             */
            fun additionalMessages(additionalMessages: Optional<List<AdditionalMessage>>) =
                additionalMessages(additionalMessages.getOrNull())

            /**
             * Sets [Builder.additionalMessages] to an arbitrary JSON value.
             *
             * You should usually call [Builder.additionalMessages] with a well-typed
             * `List<AdditionalMessage>` value instead. This method is primarily for setting the
             * field to an undocumented or not yet supported value.
             */
            fun additionalMessages(additionalMessages: JsonField<List<AdditionalMessage>>) = apply {
                this.additionalMessages = additionalMessages.map { it.toMutableList() }
            }

            /**
             * Adds a single [AdditionalMessage] to [additionalMessages].
             *
             * @throws IllegalStateException if the field was previously set to a non-list.
             */
            fun addAdditionalMessage(additionalMessage: AdditionalMessage) = apply {
                additionalMessages =
                    (additionalMessages ?: JsonField.of(mutableListOf())).also {
                        checkKnown("additionalMessages", it).add(additionalMessage)
                    }
            }

            /**
             * Overrides the
             * [instructions](https://platform.openai.com/docs/api-reference/assistants/createAssistant)
             * of the assistant. This is useful for modifying the behavior on a per-run basis.
             */
            fun instructions(instructions: String?) =
                instructions(JsonField.ofNullable(instructions))

            /** Alias for calling [Builder.instructions] with `instructions.orElse(null)`. */
            fun instructions(instructions: Optional<String>) =
                instructions(instructions.getOrNull())

            /**
             * Sets [Builder.instructions] to an arbitrary JSON value.
             *
             * You should usually call [Builder.instructions] with a well-typed [String] value
             * instead. This method is primarily for setting the field to an undocumented or not yet
             * supported value.
             */
            fun instructions(instructions: JsonField<String>) = apply {
                this.instructions = instructions
            }

            /**
             * The maximum number of completion tokens that may be used over the course of the run.
             * The run will make a best effort to use only the number of completion tokens
             * specified, across multiple turns of the run. If the run exceeds the number of
             * completion tokens specified, the run will end with status `incomplete`. See
             * `incomplete_details` for more info.
             */
            fun maxCompletionTokens(maxCompletionTokens: Long?) =
                maxCompletionTokens(JsonField.ofNullable(maxCompletionTokens))

            /**
             * Alias for [Builder.maxCompletionTokens].
             *
             * This unboxed primitive overload exists for backwards compatibility.
             */
            fun maxCompletionTokens(maxCompletionTokens: Long) =
                maxCompletionTokens(maxCompletionTokens as Long?)

            /**
             * Alias for calling [Builder.maxCompletionTokens] with
             * `maxCompletionTokens.orElse(null)`.
             */
            fun maxCompletionTokens(maxCompletionTokens: Optional<Long>) =
                maxCompletionTokens(maxCompletionTokens.getOrNull())

            /**
             * Sets [Builder.maxCompletionTokens] to an arbitrary JSON value.
             *
             * You should usually call [Builder.maxCompletionTokens] with a well-typed [Long] value
             * instead. This method is primarily for setting the field to an undocumented or not yet
             * supported value.
             */
            fun maxCompletionTokens(maxCompletionTokens: JsonField<Long>) = apply {
                this.maxCompletionTokens = maxCompletionTokens
            }

            /**
             * The maximum number of prompt tokens that may be used over the course of the run. The
             * run will make a best effort to use only the number of prompt tokens specified, across
             * multiple turns of the run. If the run exceeds the number of prompt tokens specified,
             * the run will end with status `incomplete`. See `incomplete_details` for more info.
             */
            fun maxPromptTokens(maxPromptTokens: Long?) =
                maxPromptTokens(JsonField.ofNullable(maxPromptTokens))

            /**
             * Alias for [Builder.maxPromptTokens].
             *
             * This unboxed primitive overload exists for backwards compatibility.
             */
            fun maxPromptTokens(maxPromptTokens: Long) = maxPromptTokens(maxPromptTokens as Long?)

            /** Alias for calling [Builder.maxPromptTokens] with `maxPromptTokens.orElse(null)`. */
            fun maxPromptTokens(maxPromptTokens: Optional<Long>) =
                maxPromptTokens(maxPromptTokens.getOrNull())

            /**
             * Sets [Builder.maxPromptTokens] to an arbitrary JSON value.
             *
             * You should usually call [Builder.maxPromptTokens] with a well-typed [Long] value
             * instead. This method is primarily for setting the field to an undocumented or not yet
             * supported value.
             */
            fun maxPromptTokens(maxPromptTokens: JsonField<Long>) = apply {
                this.maxPromptTokens = maxPromptTokens
            }

            /**
             * Set of 16 key-value pairs that can be attached to an object. This can be useful for
             * storing additional information about the object in a structured format, and querying
             * for objects via API or the dashboard.
             *
             * Keys are strings with a maximum length of 64 characters. Values are strings with a
             * maximum length of 512 characters.
             */
            fun metadata(metadata: Metadata?) = metadata(JsonField.ofNullable(metadata))

            /** Alias for calling [Builder.metadata] with `metadata.orElse(null)`. */
            fun metadata(metadata: Optional<Metadata>) = metadata(metadata.getOrNull())

            /**
             * Sets [Builder.metadata] to an arbitrary JSON value.
             *
             * You should usually call [Builder.metadata] with a well-typed [Metadata] value
             * instead. This method is primarily for setting the field to an undocumented or not yet
             * supported value.
             */
            fun metadata(metadata: JsonField<Metadata>) = apply { this.metadata = metadata }

            /**
             * The ID of the [Model](https://platform.openai.com/docs/api-reference/models) to be
             * used to execute this run. If a value is provided here, it will override the model
             * associated with the assistant. If not, the model associated with the assistant will
             * be used.
             */
            fun model(model: ChatModel?) = model(JsonField.ofNullable(model))

            /** Alias for calling [Builder.model] with `model.orElse(null)`. */
            fun model(model: Optional<ChatModel>) = model(model.getOrNull())

            /**
             * Sets [Builder.model] to an arbitrary JSON value.
             *
             * You should usually call [Builder.model] with a well-typed [ChatModel] value instead.
             * This method is primarily for setting the field to an undocumented or not yet
             * supported value.
             */
            fun model(model: JsonField<ChatModel>) = apply { this.model = model }

            /**
             * Sets [model] to an arbitrary [String].
             *
             * You should usually call [model] with a well-typed [ChatModel] constant instead. This
             * method is primarily for setting the field to an undocumented or not yet supported
             * value.
             */
            fun model(value: String) = model(ChatModel.of(value))

            /**
             * Whether to enable
             * [parallel function calling](https://platform.openai.com/docs/guides/function-calling#configuring-parallel-function-calling)
             * during tool use.
             */
            fun parallelToolCalls(parallelToolCalls: Boolean) =
                parallelToolCalls(JsonField.of(parallelToolCalls))

            /**
             * Sets [Builder.parallelToolCalls] to an arbitrary JSON value.
             *
             * You should usually call [Builder.parallelToolCalls] with a well-typed [Boolean] value
             * instead. This method is primarily for setting the field to an undocumented or not yet
             * supported value.
             */
            fun parallelToolCalls(parallelToolCalls: JsonField<Boolean>) = apply {
                this.parallelToolCalls = parallelToolCalls
            }

            /**
             * Constrains effort on reasoning for
             * [reasoning models](https://platform.openai.com/docs/guides/reasoning). Currently
             * supported values are `none`, `minimal`, `low`, `medium`, `high`, and `xhigh`.
             * Reducing reasoning effort can result in faster responses and fewer tokens used on
             * reasoning in a response.
             * - `gpt-5.1` defaults to `none`, which does not perform reasoning. The supported
             *   reasoning values for `gpt-5.1` are `none`, `low`, `medium`, and `high`. Tool calls
             *   are supported for all reasoning values in gpt-5.1.
             * - All models before `gpt-5.1` default to `medium` reasoning effort, and do not
             *   support `none`.
             * - The `gpt-5-pro` model defaults to (and only supports) `high` reasoning effort.
             * - `xhigh` is supported for all models after `gpt-5.1-codex-max`.
             */
            fun reasoningEffort(reasoningEffort: ReasoningEffort?) =
                reasoningEffort(JsonField.ofNullable(reasoningEffort))

            /** Alias for calling [Builder.reasoningEffort] with `reasoningEffort.orElse(null)`. */
            fun reasoningEffort(reasoningEffort: Optional<ReasoningEffort>) =
                reasoningEffort(reasoningEffort.getOrNull())

            /**
             * Sets [Builder.reasoningEffort] to an arbitrary JSON value.
             *
             * You should usually call [Builder.reasoningEffort] with a well-typed [ReasoningEffort]
             * value instead. This method is primarily for setting the field to an undocumented or
             * not yet supported value.
             */
            fun reasoningEffort(reasoningEffort: JsonField<ReasoningEffort>) = apply {
                this.reasoningEffort = reasoningEffort
            }

            /**
             * Specifies the format that the model must output. Compatible with
             * [GPT-4o](https://platform.openai.com/docs/models#gpt-4o), [GPT-4
             * Turbo](https://platform.openai.com/docs/models#gpt-4-turbo-and-gpt-4), and all
             * GPT-3.5 Turbo models since `gpt-3.5-turbo-1106`.
             *
             * Setting to `{ "type": "json_schema", "json_schema": {...} }` enables Structured
             * Outputs which ensures the model will match your supplied JSON schema. Learn more in
             * the
             * [Structured Outputs guide](https://platform.openai.com/docs/guides/structured-outputs).
             *
             * Setting to `{ "type": "json_object" }` enables JSON mode, which ensures the message
             * the model generates is valid JSON.
             *
             * **Important:** when using JSON mode, you **must** also instruct the model to produce
             * JSON yourself via a system or user message. Without this, the model may generate an
             * unending stream of whitespace until the generation reaches the token limit, resulting
             * in a long-running and seemingly "stuck" request. Also note that the message content
             * may be partially cut off if `finish_reason="length"`, which indicates the generation
             * exceeded `max_tokens` or the conversation exceeded the max context length.
             */
            fun responseFormat(responseFormat: AssistantResponseFormatOption?) =
                responseFormat(JsonField.ofNullable(responseFormat))

            /** Alias for calling [Builder.responseFormat] with `responseFormat.orElse(null)`. */
            fun responseFormat(responseFormat: Optional<AssistantResponseFormatOption>) =
                responseFormat(responseFormat.getOrNull())

            /**
             * Sets [Builder.responseFormat] to an arbitrary JSON value.
             *
             * You should usually call [Builder.responseFormat] with a well-typed
             * [AssistantResponseFormatOption] value instead. This method is primarily for setting
             * the field to an undocumented or not yet supported value.
             */
            fun responseFormat(responseFormat: JsonField<AssistantResponseFormatOption>) = apply {
                this.responseFormat = responseFormat
            }

            /** Alias for calling [responseFormat] with `AssistantResponseFormatOption.ofAuto()`. */
            fun responseFormatAuto() = responseFormat(AssistantResponseFormatOption.ofAuto())

            /**
             * Alias for calling [responseFormat] with
             * `AssistantResponseFormatOption.ofResponseFormatText(responseFormatText)`.
             */
            fun responseFormat(responseFormatText: ResponseFormatText) =
                responseFormat(
                    AssistantResponseFormatOption.ofResponseFormatText(responseFormatText)
                )

            /**
             * Alias for calling [responseFormat] with
             * `AssistantResponseFormatOption.ofResponseFormatJsonObject(responseFormatJsonObject)`.
             */
            fun responseFormat(responseFormatJsonObject: ResponseFormatJsonObject) =
                responseFormat(
                    AssistantResponseFormatOption.ofResponseFormatJsonObject(
                        responseFormatJsonObject
                    )
                )

            /**
             * Alias for calling [responseFormat] with
             * `AssistantResponseFormatOption.ofResponseFormatJsonSchema(responseFormatJsonSchema)`.
             */
            fun responseFormat(responseFormatJsonSchema: ResponseFormatJsonSchema) =
                responseFormat(
                    AssistantResponseFormatOption.ofResponseFormatJsonSchema(
                        responseFormatJsonSchema
                    )
                )

            /**
             * What sampling temperature to use, between 0 and 2. Higher values like 0.8 will make
             * the output more random, while lower values like 0.2 will make it more focused and
             * deterministic.
             */
            fun temperature(temperature: Double?) = temperature(JsonField.ofNullable(temperature))

            /**
             * Alias for [Builder.temperature].
             *
             * This unboxed primitive overload exists for backwards compatibility.
             */
            fun temperature(temperature: Double) = temperature(temperature as Double?)

            /** Alias for calling [Builder.temperature] with `temperature.orElse(null)`. */
            fun temperature(temperature: Optional<Double>) = temperature(temperature.getOrNull())

            /**
             * Sets [Builder.temperature] to an arbitrary JSON value.
             *
             * You should usually call [Builder.temperature] with a well-typed [Double] value
             * instead. This method is primarily for setting the field to an undocumented or not yet
             * supported value.
             */
            fun temperature(temperature: JsonField<Double>) = apply {
                this.temperature = temperature
            }

            /**
             * Controls which (if any) tool is called by the model. `none` means the model will not
             * call any tools and instead generates a message. `auto` is the default value and means
             * the model can pick between generating a message or calling one or more tools.
             * `required` means the model must call one or more tools before responding to the user.
             * Specifying a particular tool like `{"type": "file_search"}` or `{"type": "function",
             * "function": {"name": "my_function"}}` forces the model to call that tool.
             */
            fun toolChoice(toolChoice: AssistantToolChoiceOption?) =
                toolChoice(JsonField.ofNullable(toolChoice))

            /** Alias for calling [Builder.toolChoice] with `toolChoice.orElse(null)`. */
            fun toolChoice(toolChoice: Optional<AssistantToolChoiceOption>) =
                toolChoice(toolChoice.getOrNull())

            /**
             * Sets [Builder.toolChoice] to an arbitrary JSON value.
             *
             * You should usually call [Builder.toolChoice] with a well-typed
             * [AssistantToolChoiceOption] value instead. This method is primarily for setting the
             * field to an undocumented or not yet supported value.
             */
            fun toolChoice(toolChoice: JsonField<AssistantToolChoiceOption>) = apply {
                this.toolChoice = toolChoice
            }

            /** Alias for calling [toolChoice] with `AssistantToolChoiceOption.ofAuto(auto)`. */
            fun toolChoice(auto: AssistantToolChoiceOption.Auto) =
                toolChoice(AssistantToolChoiceOption.ofAuto(auto))

            /**
             * Alias for calling [toolChoice] with
             * `AssistantToolChoiceOption.ofAssistantToolChoice(assistantToolChoice)`.
             */
            fun toolChoice(assistantToolChoice: AssistantToolChoice) =
                toolChoice(AssistantToolChoiceOption.ofAssistantToolChoice(assistantToolChoice))

            /**
             * Override the tools the assistant can use for this run. This is useful for modifying
             * the behavior on a per-run basis.
             */
            fun tools(tools: List<AssistantTool>?) = tools(JsonField.ofNullable(tools))

            /** Alias for calling [Builder.tools] with `tools.orElse(null)`. */
            fun tools(tools: Optional<List<AssistantTool>>) = tools(tools.getOrNull())

            /**
             * Sets [Builder.tools] to an arbitrary JSON value.
             *
             * You should usually call [Builder.tools] with a well-typed `List<AssistantTool>` value
             * instead. This method is primarily for setting the field to an undocumented or not yet
             * supported value.
             */
            fun tools(tools: JsonField<List<AssistantTool>>) = apply {
                this.tools = tools.map { it.toMutableList() }
            }

            /**
             * Adds a single [AssistantTool] to [tools].
             *
             * @throws IllegalStateException if the field was previously set to a non-list.
             */
            fun addTool(tool: AssistantTool) = apply {
                tools =
                    (tools ?: JsonField.of(mutableListOf())).also {
                        checkKnown("tools", it).add(tool)
                    }
            }

            /**
             * Alias for calling [addTool] with `AssistantTool.ofCodeInterpreter(codeInterpreter)`.
             */
            fun addTool(codeInterpreter: CodeInterpreterTool) =
                addTool(AssistantTool.ofCodeInterpreter(codeInterpreter))

            /** Alias for calling [addTool] with `AssistantTool.ofFileSearch(fileSearch)`. */
            fun addTool(fileSearch: FileSearchTool) =
                addTool(AssistantTool.ofFileSearch(fileSearch))

            /** Alias for calling [addTool] with `AssistantTool.ofFunction(function)`. */
            fun addTool(function: FunctionTool) = addTool(AssistantTool.ofFunction(function))

            /**
             * Alias for calling [addTool] with the following:
             * ```java
             * FunctionTool.builder()
             *     .function(function)
             *     .build()
             * ```
             */
            fun addFunctionTool(function: FunctionDefinition) =
                addTool(FunctionTool.builder().function(function).build())

            /**
             * An alternative to sampling with temperature, called nucleus sampling, where the model
             * considers the results of the tokens with top_p probability mass. So 0.1 means only
             * the tokens comprising the top 10% probability mass are considered.
             *
             * We generally recommend altering this or temperature but not both.
             */
            fun topP(topP: Double?) = topP(JsonField.ofNullable(topP))

            /**
             * Alias for [Builder.topP].
             *
             * This unboxed primitive overload exists for backwards compatibility.
             */
            fun topP(topP: Double) = topP(topP as Double?)

            /** Alias for calling [Builder.topP] with `topP.orElse(null)`. */
            fun topP(topP: Optional<Double>) = topP(topP.getOrNull())

            /**
             * Sets [Builder.topP] to an arbitrary JSON value.
             *
             * You should usually call [Builder.topP] with a well-typed [Double] value instead. This
             * method is primarily for setting the field to an undocumented or not yet supported
             * value.
             */
            fun topP(topP: JsonField<Double>) = apply { this.topP = topP }

            /**
             * Controls for how a thread will be truncated prior to the run. Use this to control the
             * initial context window of the run.
             */
            fun truncationStrategy(truncationStrategy: TruncationStrategy?) =
                truncationStrategy(JsonField.ofNullable(truncationStrategy))

            /**
             * Alias for calling [Builder.truncationStrategy] with
             * `truncationStrategy.orElse(null)`.
             */
            fun truncationStrategy(truncationStrategy: Optional<TruncationStrategy>) =
                truncationStrategy(truncationStrategy.getOrNull())

            /**
             * Sets [Builder.truncationStrategy] to an arbitrary JSON value.
             *
             * You should usually call [Builder.truncationStrategy] with a well-typed
             * [TruncationStrategy] value instead. This method is primarily for setting the field to
             * an undocumented or not yet supported value.
             */
            fun truncationStrategy(truncationStrategy: JsonField<TruncationStrategy>) = apply {
                this.truncationStrategy = truncationStrategy
            }

            fun additionalProperties(additionalProperties: Map<String, JsonValue>) = apply {
                this.additionalProperties.clear()
                putAllAdditionalProperties(additionalProperties)
            }

            fun putAdditionalProperty(key: String, value: JsonValue) = apply {
                additionalProperties.put(key, value)
            }

            fun putAllAdditionalProperties(additionalProperties: Map<String, JsonValue>) = apply {
                this.additionalProperties.putAll(additionalProperties)
            }

            fun removeAdditionalProperty(key: String) = apply { additionalProperties.remove(key) }

            fun removeAllAdditionalProperties(keys: Set<String>) = apply {
                keys.forEach(::removeAdditionalProperty)
            }

            /**
             * Returns an immutable instance of [Body].
             *
             * Further updates to this [Builder] will not mutate the returned instance.
             *
             * The following fields are required:
             * ```java
             * .assistantId()
             * ```
             *
             * @throws IllegalStateException if any required field is unset.
             */
            fun build(): Body =
                Body(
                    checkRequired("assistantId", assistantId),
                    additionalInstructions,
                    (additionalMessages ?: JsonMissing.of()).map { it.toImmutable() },
                    instructions,
                    maxCompletionTokens,
                    maxPromptTokens,
                    metadata,
                    model,
                    parallelToolCalls,
                    reasoningEffort,
                    responseFormat,
                    temperature,
                    toolChoice,
                    (tools ?: JsonMissing.of()).map { it.toImmutable() },
                    topP,
                    truncationStrategy,
                    additionalProperties.toMutableMap(),
                )
        }

        private var validated: Boolean = false

        /**
         * Validates that the types of all values in this object match their expected types
         * recursively.
         *
         * This method is _not_ forwards compatible with new types from the API for existing fields.
         *
         * @throws OpenAIInvalidDataException if any value type in this object doesn't match its
         *   expected type.
         */
        fun validate(): Body = apply {
            if (validated) {
                return@apply
            }

            assistantId()
            additionalInstructions()
            additionalMessages().ifPresent { it.forEach { it.validate() } }
            instructions()
            maxCompletionTokens()
            maxPromptTokens()
            metadata().ifPresent { it.validate() }
            model().ifPresent { it.validate() }
            parallelToolCalls()
            reasoningEffort().ifPresent { it.validate() }
            responseFormat().ifPresent { it.validate() }
            temperature()
            toolChoice().ifPresent { it.validate() }
            tools().ifPresent { it.forEach { it.validate() } }
            topP()
            truncationStrategy().ifPresent { it.validate() }
            validated = true
        }

        fun isValid(): Boolean =
            try {
                validate()
                true
            } catch (e: OpenAIInvalidDataException) {
                false
            }

        /**
         * Returns a score indicating how many valid values are contained in this object
         * recursively.
         *
         * Used for best match union deserialization.
         */
        @JvmSynthetic
        internal fun validity(): Int =
            (if (assistantId.asKnown().isPresent) 1 else 0) +
                (if (additionalInstructions.asKnown().isPresent) 1 else 0) +
                (additionalMessages.asKnown().getOrNull()?.sumOf { it.validity().toInt() } ?: 0) +
                (if (instructions.asKnown().isPresent) 1 else 0) +
                (if (maxCompletionTokens.asKnown().isPresent) 1 else 0) +
                (if (maxPromptTokens.asKnown().isPresent) 1 else 0) +
                (metadata.asKnown().getOrNull()?.validity() ?: 0) +
                (model.asKnown().getOrNull()?.validity() ?: 0) +
                (if (parallelToolCalls.asKnown().isPresent) 1 else 0) +
                (reasoningEffort.asKnown().getOrNull()?.validity() ?: 0) +
                (responseFormat.asKnown().getOrNull()?.validity() ?: 0) +
                (if (temperature.asKnown().isPresent) 1 else 0) +
                (toolChoice.asKnown().getOrNull()?.validity() ?: 0) +
                (tools.asKnown().getOrNull()?.sumOf { it.validity().toInt() } ?: 0) +
                (if (topP.asKnown().isPresent) 1 else 0) +
                (truncationStrategy.asKnown().getOrNull()?.validity() ?: 0)

        override fun equals(other: Any?): Boolean {
            if (this === other) {
                return true
            }

            return other is Body &&
                assistantId == other.assistantId &&
                additionalInstructions == other.additionalInstructions &&
                additionalMessages == other.additionalMessages &&
                instructions == other.instructions &&
                maxCompletionTokens == other.maxCompletionTokens &&
                maxPromptTokens == other.maxPromptTokens &&
                metadata == other.metadata &&
                model == other.model &&
                parallelToolCalls == other.parallelToolCalls &&
                reasoningEffort == other.reasoningEffort &&
                responseFormat == other.responseFormat &&
                temperature == other.temperature &&
                toolChoice == other.toolChoice &&
                tools == other.tools &&
                topP == other.topP &&
                truncationStrategy == other.truncationStrategy &&
                additionalProperties == other.additionalProperties
        }

        private val hashCode: Int by lazy {
            Objects.hash(
                assistantId,
                additionalInstructions,
                additionalMessages,
                instructions,
                maxCompletionTokens,
                maxPromptTokens,
                metadata,
                model,
                parallelToolCalls,
                reasoningEffort,
                responseFormat,
                temperature,
                toolChoice,
                tools,
                topP,
                truncationStrategy,
                additionalProperties,
            )
        }

        override fun hashCode(): Int = hashCode

        override fun toString() =
            "Body{assistantId=$assistantId, additionalInstructions=$additionalInstructions, additionalMessages=$additionalMessages, instructions=$instructions, maxCompletionTokens=$maxCompletionTokens, maxPromptTokens=$maxPromptTokens, metadata=$metadata, model=$model, parallelToolCalls=$parallelToolCalls, reasoningEffort=$reasoningEffort, responseFormat=$responseFormat, temperature=$temperature, toolChoice=$toolChoice, tools=$tools, topP=$topP, truncationStrategy=$truncationStrategy, additionalProperties=$additionalProperties}"
    }

    class AdditionalMessage
    @JsonCreator(mode = JsonCreator.Mode.DISABLED)
    private constructor(
        private val content: JsonField<Content>,
        private val role: JsonField<Role>,
        private val attachments: JsonField<List<Attachment>>,
        private val metadata: JsonField<Metadata>,
        private val additionalProperties: MutableMap<String, JsonValue>,
    ) {

        @JsonCreator
        private constructor(
            @JsonProperty("content") @ExcludeMissing content: JsonField<Content> = JsonMissing.of(),
            @JsonProperty("role") @ExcludeMissing role: JsonField<Role> = JsonMissing.of(),
            @JsonProperty("attachments")
            @ExcludeMissing
            attachments: JsonField<List<Attachment>> = JsonMissing.of(),
            @JsonProperty("metadata")
            @ExcludeMissing
            metadata: JsonField<Metadata> = JsonMissing.of(),
        ) : this(content, role, attachments, metadata, mutableMapOf())

        /**
         * The text contents of the message.
         *
         * @throws OpenAIInvalidDataException if the JSON field has an unexpected type or is
         *   unexpectedly missing or null (e.g. if the server responded with an unexpected value).
         */
        fun content(): Content = content.getRequired("content")

        /**
         * The role of the entity that is creating the message. Allowed values include:
         * - `user`: Indicates the message is sent by an actual user and should be used in most
         *   cases to represent user-generated messages.
         * - `assistant`: Indicates the message is generated by the assistant. Use this value to
         *   insert messages from the assistant into the conversation.
         *
         * @throws OpenAIInvalidDataException if the JSON field has an unexpected type or is
         *   unexpectedly missing or null (e.g. if the server responded with an unexpected value).
         */
        fun role(): Role = role.getRequired("role")

        /**
         * A list of files attached to the message, and the tools they should be added to.
         *
         * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
         *   server responded with an unexpected value).
         */
        fun attachments(): Optional<List<Attachment>> = attachments.getOptional("attachments")

        /**
         * Set of 16 key-value pairs that can be attached to an object. This can be useful for
         * storing additional information about the object in a structured format, and querying for
         * objects via API or the dashboard.
         *
         * Keys are strings with a maximum length of 64 characters. Values are strings with a
         * maximum length of 512 characters.
         *
         * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
         *   server responded with an unexpected value).
         */
        fun metadata(): Optional<Metadata> = metadata.getOptional("metadata")

        /**
         * Returns the raw JSON value of [content].
         *
         * Unlike [content], this method doesn't throw if the JSON field has an unexpected type.
         */
        @JsonProperty("content") @ExcludeMissing fun _content(): JsonField<Content> = content

        /**
         * Returns the raw JSON value of [role].
         *
         * Unlike [role], this method doesn't throw if the JSON field has an unexpected type.
         */
        @JsonProperty("role") @ExcludeMissing fun _role(): JsonField<Role> = role

        /**
         * Returns the raw JSON value of [attachments].
         *
         * Unlike [attachments], this method doesn't throw if the JSON field has an unexpected type.
         */
        @JsonProperty("attachments")
        @ExcludeMissing
        fun _attachments(): JsonField<List<Attachment>> = attachments

        /**
         * Returns the raw JSON value of [metadata].
         *
         * Unlike [metadata], this method doesn't throw if the JSON field has an unexpected type.
         */
        @JsonProperty("metadata") @ExcludeMissing fun _metadata(): JsonField<Metadata> = metadata

        @JsonAnySetter
        private fun putAdditionalProperty(key: String, value: JsonValue) {
            additionalProperties.put(key, value)
        }

        @JsonAnyGetter
        @ExcludeMissing
        fun _additionalProperties(): Map<String, JsonValue> =
            Collections.unmodifiableMap(additionalProperties)

        fun toBuilder() = Builder().from(this)

        companion object {

            /**
             * Returns a mutable builder for constructing an instance of [AdditionalMessage].
             *
             * The following fields are required:
             * ```java
             * .content()
             * .role()
             * ```
             */
            @JvmStatic fun builder() = Builder()
        }

        /** A builder for [AdditionalMessage]. */
        class Builder internal constructor() {

            private var content: JsonField<Content>? = null
            private var role: JsonField<Role>? = null
            private var attachments: JsonField<MutableList<Attachment>>? = null
            private var metadata: JsonField<Metadata> = JsonMissing.of()
            private var additionalProperties: MutableMap<String, JsonValue> = mutableMapOf()

            @JvmSynthetic
            internal fun from(additionalMessage: AdditionalMessage) = apply {
                content = additionalMessage.content
                role = additionalMessage.role
                attachments = additionalMessage.attachments.map { it.toMutableList() }
                metadata = additionalMessage.metadata
                additionalProperties = additionalMessage.additionalProperties.toMutableMap()
            }

            /** The text contents of the message. */
            fun content(content: Content) = content(JsonField.of(content))

            /**
             * Sets [Builder.content] to an arbitrary JSON value.
             *
             * You should usually call [Builder.content] with a well-typed [Content] value instead.
             * This method is primarily for setting the field to an undocumented or not yet
             * supported value.
             */
            fun content(content: JsonField<Content>) = apply { this.content = content }

            /** Alias for calling [content] with `Content.ofText(text)`. */
            fun content(text: String) = content(Content.ofText(text))

            /**
             * Alias for calling [content] with
             * `Content.ofArrayOfContentParts(arrayOfContentParts)`.
             */
            fun contentOfArrayOfContentParts(arrayOfContentParts: List<MessageContentPartParam>) =
                content(Content.ofArrayOfContentParts(arrayOfContentParts))

            /**
             * The role of the entity that is creating the message. Allowed values include:
             * - `user`: Indicates the message is sent by an actual user and should be used in most
             *   cases to represent user-generated messages.
             * - `assistant`: Indicates the message is generated by the assistant. Use this value to
             *   insert messages from the assistant into the conversation.
             */
            fun role(role: Role) = role(JsonField.of(role))

            /**
             * Sets [Builder.role] to an arbitrary JSON value.
             *
             * You should usually call [Builder.role] with a well-typed [Role] value instead. This
             * method is primarily for setting the field to an undocumented or not yet supported
             * value.
             */
            fun role(role: JsonField<Role>) = apply { this.role = role }

            /** A list of files attached to the message, and the tools they should be added to. */
            fun attachments(attachments: List<Attachment>?) =
                attachments(JsonField.ofNullable(attachments))

            /** Alias for calling [Builder.attachments] with `attachments.orElse(null)`. */
            fun attachments(attachments: Optional<List<Attachment>>) =
                attachments(attachments.getOrNull())

            /**
             * Sets [Builder.attachments] to an arbitrary JSON value.
             *
             * You should usually call [Builder.attachments] with a well-typed `List<Attachment>`
             * value instead. This method is primarily for setting the field to an undocumented or
             * not yet supported value.
             */
            fun attachments(attachments: JsonField<List<Attachment>>) = apply {
                this.attachments = attachments.map { it.toMutableList() }
            }

            /**
             * Adds a single [Attachment] to [attachments].
             *
             * @throws IllegalStateException if the field was previously set to a non-list.
             */
            fun addAttachment(attachment: Attachment) = apply {
                attachments =
                    (attachments ?: JsonField.of(mutableListOf())).also {
                        checkKnown("attachments", it).add(attachment)
                    }
            }

            /**
             * Set of 16 key-value pairs that can be attached to an object. This can be useful for
             * storing additional information about the object in a structured format, and querying
             * for objects via API or the dashboard.
             *
             * Keys are strings with a maximum length of 64 characters. Values are strings with a
             * maximum length of 512 characters.
             */
            fun metadata(metadata: Metadata?) = metadata(JsonField.ofNullable(metadata))

            /** Alias for calling [Builder.metadata] with `metadata.orElse(null)`. */
            fun metadata(metadata: Optional<Metadata>) = metadata(metadata.getOrNull())

            /**
             * Sets [Builder.metadata] to an arbitrary JSON value.
             *
             * You should usually call [Builder.metadata] with a well-typed [Metadata] value
             * instead. This method is primarily for setting the field to an undocumented or not yet
             * supported value.
             */
            fun metadata(metadata: JsonField<Metadata>) = apply { this.metadata = metadata }

            fun additionalProperties(additionalProperties: Map<String, JsonValue>) = apply {
                this.additionalProperties.clear()
                putAllAdditionalProperties(additionalProperties)
            }

            fun putAdditionalProperty(key: String, value: JsonValue) = apply {
                additionalProperties.put(key, value)
            }

            fun putAllAdditionalProperties(additionalProperties: Map<String, JsonValue>) = apply {
                this.additionalProperties.putAll(additionalProperties)
            }

            fun removeAdditionalProperty(key: String) = apply { additionalProperties.remove(key) }

            fun removeAllAdditionalProperties(keys: Set<String>) = apply {
                keys.forEach(::removeAdditionalProperty)
            }

            /**
             * Returns an immutable instance of [AdditionalMessage].
             *
             * Further updates to this [Builder] will not mutate the returned instance.
             *
             * The following fields are required:
             * ```java
             * .content()
             * .role()
             * ```
             *
             * @throws IllegalStateException if any required field is unset.
             */
            fun build(): AdditionalMessage =
                AdditionalMessage(
                    checkRequired("content", content),
                    checkRequired("role", role),
                    (attachments ?: JsonMissing.of()).map { it.toImmutable() },
                    metadata,
                    additionalProperties.toMutableMap(),
                )
        }

        private var validated: Boolean = false

        /**
         * Validates that the types of all values in this object match their expected types
         * recursively.
         *
         * This method is _not_ forwards compatible with new types from the API for existing fields.
         *
         * @throws OpenAIInvalidDataException if any value type in this object doesn't match its
         *   expected type.
         */
        fun validate(): AdditionalMessage = apply {
            if (validated) {
                return@apply
            }

            content().validate()
            role().validate()
            attachments().ifPresent { it.forEach { it.validate() } }
            metadata().ifPresent { it.validate() }
            validated = true
        }

        fun isValid(): Boolean =
            try {
                validate()
                true
            } catch (e: OpenAIInvalidDataException) {
                false
            }

        /**
         * Returns a score indicating how many valid values are contained in this object
         * recursively.
         *
         * Used for best match union deserialization.
         */
        @JvmSynthetic
        internal fun validity(): Int =
            (content.asKnown().getOrNull()?.validity() ?: 0) +
                (role.asKnown().getOrNull()?.validity() ?: 0) +
                (attachments.asKnown().getOrNull()?.sumOf { it.validity().toInt() } ?: 0) +
                (metadata.asKnown().getOrNull()?.validity() ?: 0)

        /** The text contents of the message. */
        @JsonDeserialize(using = Content.Deserializer::class)
        @JsonSerialize(using = Content.Serializer::class)
        class Content
        private constructor(
            private val text: String? = null,
            private val arrayOfContentParts: List<MessageContentPartParam>? = null,
            private val _json: JsonValue? = null,
        ) {

            /** The text contents of the message. */
            fun text(): Optional<String> = Optional.ofNullable(text)

            /**
             * An array of content parts with a defined type, each can be of type `text` or images
             * can be passed with `image_url` or `image_file`. Image types are only supported on
             * [Vision-compatible models](https://platform.openai.com/docs/models).
             */
            fun arrayOfContentParts(): Optional<List<MessageContentPartParam>> =
                Optional.ofNullable(arrayOfContentParts)

            fun isText(): Boolean = text != null

            fun isArrayOfContentParts(): Boolean = arrayOfContentParts != null

            /** The text contents of the message. */
            fun asText(): String = text.getOrThrow("text")

            /**
             * An array of content parts with a defined type, each can be of type `text` or images
             * can be passed with `image_url` or `image_file`. Image types are only supported on
             * [Vision-compatible models](https://platform.openai.com/docs/models).
             */
            fun asArrayOfContentParts(): List<MessageContentPartParam> =
                arrayOfContentParts.getOrThrow("arrayOfContentParts")

            fun _json(): Optional<JsonValue> = Optional.ofNullable(_json)

            /**
             * Maps this instance's current variant to a value of type [T] using the given
             * [visitor].
             *
             * Note that this method is _not_ forwards compatible with new variants from the API,
             * unless [visitor] overrides [Visitor.unknown]. To handle variants not known to this
             * version of the SDK gracefully, consider overriding [Visitor.unknown]:
             * ```java
             * import com.openai.core.JsonValue;
             * import java.util.Optional;
             *
             * Optional<String> result = content.accept(new Content.Visitor<Optional<String>>() {
             *     @Override
             *     public Optional<String> visitText(String text) {
             *         return Optional.of(text.toString());
             *     }
             *
             *     // ...
             *
             *     @Override
             *     public Optional<String> unknown(JsonValue json) {
             *         // Or inspect the `json`.
             *         return Optional.empty();
             *     }
             * });
             * ```
             *
             * @throws OpenAIInvalidDataException if [Visitor.unknown] is not overridden in
             *   [visitor] and the current variant is unknown.
             */
            fun <T> accept(visitor: Visitor<T>): T =
                when {
                    text != null -> visitor.visitText(text)
                    arrayOfContentParts != null ->
                        visitor.visitArrayOfContentParts(arrayOfContentParts)
                    else -> visitor.unknown(_json)
                }

            private var validated: Boolean = false

            /**
             * Validates that the types of all values in this object match their expected types
             * recursively.
             *
             * This method is _not_ forwards compatible with new types from the API for existing
             * fields.
             *
             * @throws OpenAIInvalidDataException if any value type in this object doesn't match its
             *   expected type.
             */
            fun validate(): Content = apply {
                if (validated) {
                    return@apply
                }

                accept(
                    object : Visitor<Unit> {
                        override fun visitText(text: String) {}

                        override fun visitArrayOfContentParts(
                            arrayOfContentParts: List<MessageContentPartParam>
                        ) {
                            arrayOfContentParts.forEach { it.validate() }
                        }
                    }
                )
                validated = true
            }

            fun isValid(): Boolean =
                try {
                    validate()
                    true
                } catch (e: OpenAIInvalidDataException) {
                    false
                }

            /**
             * Returns a score indicating how many valid values are contained in this object
             * recursively.
             *
             * Used for best match union deserialization.
             */
            @JvmSynthetic
            internal fun validity(): Int =
                accept(
                    object : Visitor<Int> {
                        override fun visitText(text: String) = 1

                        override fun visitArrayOfContentParts(
                            arrayOfContentParts: List<MessageContentPartParam>
                        ) = arrayOfContentParts.sumOf { it.validity().toInt() }

                        override fun unknown(json: JsonValue?) = 0
                    }
                )

            override fun equals(other: Any?): Boolean {
                if (this === other) {
                    return true
                }

                return other is Content &&
                    text == other.text &&
                    arrayOfContentParts == other.arrayOfContentParts
            }

            override fun hashCode(): Int = Objects.hash(text, arrayOfContentParts)

            override fun toString(): String =
                when {
                    text != null -> "Content{text=$text}"
                    arrayOfContentParts != null ->
                        "Content{arrayOfContentParts=$arrayOfContentParts}"
                    _json != null -> "Content{_unknown=$_json}"
                    else -> throw IllegalStateException("Invalid Content")
                }

            companion object {

                /** The text contents of the message. */
                @JvmStatic fun ofText(text: String) = Content(text = text)

                /**
                 * An array of content parts with a defined type, each can be of type `text` or
                 * images can be passed with `image_url` or `image_file`. Image types are only
                 * supported on [Vision-compatible models](https://platform.openai.com/docs/models).
                 */
                @JvmStatic
                fun ofArrayOfContentParts(arrayOfContentParts: List<MessageContentPartParam>) =
                    Content(arrayOfContentParts = arrayOfContentParts.toImmutable())
            }

            /**
             * An interface that defines how to map each variant of [Content] to a value of type
             * [T].
             */
            interface Visitor<out T> {

                /** The text contents of the message. */
                fun visitText(text: String): T

                /**
                 * An array of content parts with a defined type, each can be of type `text` or
                 * images can be passed with `image_url` or `image_file`. Image types are only
                 * supported on [Vision-compatible models](https://platform.openai.com/docs/models).
                 */
                fun visitArrayOfContentParts(arrayOfContentParts: List<MessageContentPartParam>): T

                /**
                 * Maps an unknown variant of [Content] to a value of type [T].
                 *
                 * An instance of [Content] can contain an unknown variant if it was deserialized
                 * from data that doesn't match any known variant. For example, if the SDK is on an
                 * older version than the API, then the API may respond with new variants that the
                 * SDK is unaware of.
                 *
                 * @throws OpenAIInvalidDataException in the default implementation.
                 */
                fun unknown(json: JsonValue?): T {
                    throw OpenAIInvalidDataException("Unknown Content: $json")
                }
            }

            internal class Deserializer : BaseDeserializer<Content>(Content::class) {

                override fun ObjectCodec.deserialize(node: JsonNode): Content {
                    val json = JsonValue.fromJsonNode(node)

                    val bestMatches =
                        sequenceOf(
                                tryDeserialize(node, jacksonTypeRef<String>())?.let {
                                    Content(text = it, _json = json)
                                },
                                tryDeserialize(
                                        node,
                                        jacksonTypeRef<List<MessageContentPartParam>>(),
                                    )
                                    ?.let { Content(arrayOfContentParts = it, _json = json) },
                            )
                            .filterNotNull()
                            .allMaxBy { it.validity() }
                            .toList()
                    return when (bestMatches.size) {
                        // This can happen if what we're deserializing is completely incompatible
                        // with all the possible variants (e.g. deserializing from boolean).
                        0 -> Content(_json = json)
                        1 -> bestMatches.single()
                        // If there's more than one match with the highest validity, then use the
                        // first completely valid match, or simply the first match if none are
                        // completely valid.
                        else -> bestMatches.firstOrNull { it.isValid() } ?: bestMatches.first()
                    }
                }
            }

            internal class Serializer : BaseSerializer<Content>(Content::class) {

                override fun serialize(
                    value: Content,
                    generator: JsonGenerator,
                    provider: SerializerProvider,
                ) {
                    when {
                        value.text != null -> generator.writeObject(value.text)
                        value.arrayOfContentParts != null ->
                            generator.writeObject(value.arrayOfContentParts)
                        value._json != null -> generator.writeObject(value._json)
                        else -> throw IllegalStateException("Invalid Content")
                    }
                }
            }
        }

        /**
         * The role of the entity that is creating the message. Allowed values include:
         * - `user`: Indicates the message is sent by an actual user and should be used in most
         *   cases to represent user-generated messages.
         * - `assistant`: Indicates the message is generated by the assistant. Use this value to
         *   insert messages from the assistant into the conversation.
         */
        class Role @JsonCreator private constructor(private val value: JsonField<String>) : Enum {

            /**
             * Returns this class instance's raw value.
             *
             * This is usually only useful if this instance was deserialized from data that doesn't
             * match any known member, and you want to know that value. For example, if the SDK is
             * on an older version than the API, then the API may respond with new members that the
             * SDK is unaware of.
             */
            @com.fasterxml.jackson.annotation.JsonValue fun _value(): JsonField<String> = value

            companion object {

                @JvmField val USER = of("user")

                @JvmField val ASSISTANT = of("assistant")

                @JvmStatic fun of(value: String) = Role(JsonField.of(value))
            }

            /** An enum containing [Role]'s known values. */
            enum class Known {
                USER,
                ASSISTANT,
            }

            /**
             * An enum containing [Role]'s known values, as well as an [_UNKNOWN] member.
             *
             * An instance of [Role] can contain an unknown value in a couple of cases:
             * - It was deserialized from data that doesn't match any known member. For example, if
             *   the SDK is on an older version than the API, then the API may respond with new
             *   members that the SDK is unaware of.
             * - It was constructed with an arbitrary value using the [of] method.
             */
            enum class Value {
                USER,
                ASSISTANT,
                /** An enum member indicating that [Role] was instantiated with an unknown value. */
                _UNKNOWN,
            }

            /**
             * Returns an enum member corresponding to this class instance's value, or
             * [Value._UNKNOWN] if the class was instantiated with an unknown value.
             *
             * Use the [known] method instead if you're certain the value is always known or if you
             * want to throw for the unknown case.
             */
            fun value(): Value =
                when (this) {
                    USER -> Value.USER
                    ASSISTANT -> Value.ASSISTANT
                    else -> Value._UNKNOWN
                }

            /**
             * Returns an enum member corresponding to this class instance's value.
             *
             * Use the [value] method instead if you're uncertain the value is always known and
             * don't want to throw for the unknown case.
             *
             * @throws OpenAIInvalidDataException if this class instance's value is a not a known
             *   member.
             */
            fun known(): Known =
                when (this) {
                    USER -> Known.USER
                    ASSISTANT -> Known.ASSISTANT
                    else -> throw OpenAIInvalidDataException("Unknown Role: $value")
                }

            /**
             * Returns this class instance's primitive wire representation.
             *
             * This differs from the [toString] method because that method is primarily for
             * debugging and generally doesn't throw.
             *
             * @throws OpenAIInvalidDataException if this class instance's value does not have the
             *   expected primitive type.
             */
            fun asString(): String =
                _value().asString().orElseThrow {
                    OpenAIInvalidDataException("Value is not a String")
                }

            private var validated: Boolean = false

            /**
             * Validates that the types of all values in this object match their expected types
             * recursively.
             *
             * This method is _not_ forwards compatible with new types from the API for existing
             * fields.
             *
             * @throws OpenAIInvalidDataException if any value type in this object doesn't match its
             *   expected type.
             */
            fun validate(): Role = apply {
                if (validated) {
                    return@apply
                }

                known()
                validated = true
            }

            fun isValid(): Boolean =
                try {
                    validate()
                    true
                } catch (e: OpenAIInvalidDataException) {
                    false
                }

            /**
             * Returns a score indicating how many valid values are contained in this object
             * recursively.
             *
             * Used for best match union deserialization.
             */
            @JvmSynthetic internal fun validity(): Int = if (value() == Value._UNKNOWN) 0 else 1

            override fun equals(other: Any?): Boolean {
                if (this === other) {
                    return true
                }

                return other is Role && value == other.value
            }

            override fun hashCode() = value.hashCode()

            override fun toString() = value.toString()
        }

        class Attachment
        @JsonCreator(mode = JsonCreator.Mode.DISABLED)
        private constructor(
            private val fileId: JsonField<String>,
            private val tools: JsonField<List<Tool>>,
            private val additionalProperties: MutableMap<String, JsonValue>,
        ) {

            @JsonCreator
            private constructor(
                @JsonProperty("file_id")
                @ExcludeMissing
                fileId: JsonField<String> = JsonMissing.of(),
                @JsonProperty("tools")
                @ExcludeMissing
                tools: JsonField<List<Tool>> = JsonMissing.of(),
            ) : this(fileId, tools, mutableMapOf())

            /**
             * The ID of the file to attach to the message.
             *
             * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if
             *   the server responded with an unexpected value).
             */
            fun fileId(): Optional<String> = fileId.getOptional("file_id")

            /**
             * The tools to add this file to.
             *
             * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if
             *   the server responded with an unexpected value).
             */
            fun tools(): Optional<List<Tool>> = tools.getOptional("tools")

            /**
             * Returns the raw JSON value of [fileId].
             *
             * Unlike [fileId], this method doesn't throw if the JSON field has an unexpected type.
             */
            @JsonProperty("file_id") @ExcludeMissing fun _fileId(): JsonField<String> = fileId

            /**
             * Returns the raw JSON value of [tools].
             *
             * Unlike [tools], this method doesn't throw if the JSON field has an unexpected type.
             */
            @JsonProperty("tools") @ExcludeMissing fun _tools(): JsonField<List<Tool>> = tools

            @JsonAnySetter
            private fun putAdditionalProperty(key: String, value: JsonValue) {
                additionalProperties.put(key, value)
            }

            @JsonAnyGetter
            @ExcludeMissing
            fun _additionalProperties(): Map<String, JsonValue> =
                Collections.unmodifiableMap(additionalProperties)

            fun toBuilder() = Builder().from(this)

            companion object {

                /** Returns a mutable builder for constructing an instance of [Attachment]. */
                @JvmStatic fun builder() = Builder()
            }

            /** A builder for [Attachment]. */
            class Builder internal constructor() {

                private var fileId: JsonField<String> = JsonMissing.of()
                private var tools: JsonField<MutableList<Tool>>? = null
                private var additionalProperties: MutableMap<String, JsonValue> = mutableMapOf()

                @JvmSynthetic
                internal fun from(attachment: Attachment) = apply {
                    fileId = attachment.fileId
                    tools = attachment.tools.map { it.toMutableList() }
                    additionalProperties = attachment.additionalProperties.toMutableMap()
                }

                /** The ID of the file to attach to the message. */
                fun fileId(fileId: String) = fileId(JsonField.of(fileId))

                /**
                 * Sets [Builder.fileId] to an arbitrary JSON value.
                 *
                 * You should usually call [Builder.fileId] with a well-typed [String] value
                 * instead. This method is primarily for setting the field to an undocumented or not
                 * yet supported value.
                 */
                fun fileId(fileId: JsonField<String>) = apply { this.fileId = fileId }

                /** The tools to add this file to. */
                fun tools(tools: List<Tool>) = tools(JsonField.of(tools))

                /**
                 * Sets [Builder.tools] to an arbitrary JSON value.
                 *
                 * You should usually call [Builder.tools] with a well-typed `List<Tool>` value
                 * instead. This method is primarily for setting the field to an undocumented or not
                 * yet supported value.
                 */
                fun tools(tools: JsonField<List<Tool>>) = apply {
                    this.tools = tools.map { it.toMutableList() }
                }

                /**
                 * Adds a single [Tool] to [tools].
                 *
                 * @throws IllegalStateException if the field was previously set to a non-list.
                 */
                fun addTool(tool: Tool) = apply {
                    tools =
                        (tools ?: JsonField.of(mutableListOf())).also {
                            checkKnown("tools", it).add(tool)
                        }
                }

                /** Alias for calling [addTool] with `Tool.ofCodeInterpreter(codeInterpreter)`. */
                fun addTool(codeInterpreter: CodeInterpreterTool) =
                    addTool(Tool.ofCodeInterpreter(codeInterpreter))

                /** Alias for calling [addTool] with `Tool.ofFileSearch()`. */
                fun addToolFileSearch() = addTool(Tool.ofFileSearch())

                fun additionalProperties(additionalProperties: Map<String, JsonValue>) = apply {
                    this.additionalProperties.clear()
                    putAllAdditionalProperties(additionalProperties)
                }

                fun putAdditionalProperty(key: String, value: JsonValue) = apply {
                    additionalProperties.put(key, value)
                }

                fun putAllAdditionalProperties(additionalProperties: Map<String, JsonValue>) =
                    apply {
                        this.additionalProperties.putAll(additionalProperties)
                    }

                fun removeAdditionalProperty(key: String) = apply {
                    additionalProperties.remove(key)
                }

                fun removeAllAdditionalProperties(keys: Set<String>) = apply {
                    keys.forEach(::removeAdditionalProperty)
                }

                /**
                 * Returns an immutable instance of [Attachment].
                 *
                 * Further updates to this [Builder] will not mutate the returned instance.
                 */
                fun build(): Attachment =
                    Attachment(
                        fileId,
                        (tools ?: JsonMissing.of()).map { it.toImmutable() },
                        additionalProperties.toMutableMap(),
                    )
            }

            private var validated: Boolean = false

            /**
             * Validates that the types of all values in this object match their expected types
             * recursively.
             *
             * This method is _not_ forwards compatible with new types from the API for existing
             * fields.
             *
             * @throws OpenAIInvalidDataException if any value type in this object doesn't match its
             *   expected type.
             */
            fun validate(): Attachment = apply {
                if (validated) {
                    return@apply
                }

                fileId()
                tools().ifPresent { it.forEach { it.validate() } }
                validated = true
            }

            fun isValid(): Boolean =
                try {
                    validate()
                    true
                } catch (e: OpenAIInvalidDataException) {
                    false
                }

            /**
             * Returns a score indicating how many valid values are contained in this object
             * recursively.
             *
             * Used for best match union deserialization.
             */
            @JvmSynthetic
            internal fun validity(): Int =
                (if (fileId.asKnown().isPresent) 1 else 0) +
                    (tools.asKnown().getOrNull()?.sumOf { it.validity().toInt() } ?: 0)

            @JsonDeserialize(using = Tool.Deserializer::class)
            @JsonSerialize(using = Tool.Serializer::class)
            class Tool
            private constructor(
                private val codeInterpreter: CodeInterpreterTool? = null,
                private val fileSearch: JsonValue? = null,
                private val _json: JsonValue? = null,
            ) {

                fun codeInterpreter(): Optional<CodeInterpreterTool> =
                    Optional.ofNullable(codeInterpreter)

                fun fileSearch(): Optional<JsonValue> = Optional.ofNullable(fileSearch)

                fun isCodeInterpreter(): Boolean = codeInterpreter != null

                fun isFileSearch(): Boolean = fileSearch != null

                fun asCodeInterpreter(): CodeInterpreterTool =
                    codeInterpreter.getOrThrow("codeInterpreter")

                fun asFileSearch(): JsonValue = fileSearch.getOrThrow("fileSearch")

                fun _json(): Optional<JsonValue> = Optional.ofNullable(_json)

                /**
                 * Maps this instance's current variant to a value of type [T] using the given
                 * [visitor].
                 *
                 * Note that this method is _not_ forwards compatible with new variants from the
                 * API, unless [visitor] overrides [Visitor.unknown]. To handle variants not known
                 * to this version of the SDK gracefully, consider overriding [Visitor.unknown]:
                 * ```java
                 * import com.openai.core.JsonValue;
                 * import java.util.Optional;
                 *
                 * Optional<String> result = tool.accept(new Tool.Visitor<Optional<String>>() {
                 *     @Override
                 *     public Optional<String> visitCodeInterpreter(CodeInterpreterTool codeInterpreter) {
                 *         return Optional.of(codeInterpreter.toString());
                 *     }
                 *
                 *     // ...
                 *
                 *     @Override
                 *     public Optional<String> unknown(JsonValue json) {
                 *         // Or inspect the `json`.
                 *         return Optional.empty();
                 *     }
                 * });
                 * ```
                 *
                 * @throws OpenAIInvalidDataException if [Visitor.unknown] is not overridden in
                 *   [visitor] and the current variant is unknown.
                 */
                fun <T> accept(visitor: Visitor<T>): T =
                    when {
                        codeInterpreter != null -> visitor.visitCodeInterpreter(codeInterpreter)
                        fileSearch != null -> visitor.visitFileSearch(fileSearch)
                        else -> visitor.unknown(_json)
                    }

                private var validated: Boolean = false

                /**
                 * Validates that the types of all values in this object match their expected types
                 * recursively.
                 *
                 * This method is _not_ forwards compatible with new types from the API for existing
                 * fields.
                 *
                 * @throws OpenAIInvalidDataException if any value type in this object doesn't match
                 *   its expected type.
                 */
                fun validate(): Tool = apply {
                    if (validated) {
                        return@apply
                    }

                    accept(
                        object : Visitor<Unit> {
                            override fun visitCodeInterpreter(
                                codeInterpreter: CodeInterpreterTool
                            ) {
                                codeInterpreter.validate()
                            }

                            override fun visitFileSearch(fileSearch: JsonValue) {
                                fileSearch.let {
                                    if (it != JsonValue.from(mapOf("type" to "file_search"))) {
                                        throw OpenAIInvalidDataException(
                                            "'fileSearch' is invalid, received $it"
                                        )
                                    }
                                }
                            }
                        }
                    )
                    validated = true
                }

                fun isValid(): Boolean =
                    try {
                        validate()
                        true
                    } catch (e: OpenAIInvalidDataException) {
                        false
                    }

                /**
                 * Returns a score indicating how many valid values are contained in this object
                 * recursively.
                 *
                 * Used for best match union deserialization.
                 */
                @JvmSynthetic
                internal fun validity(): Int =
                    accept(
                        object : Visitor<Int> {
                            override fun visitCodeInterpreter(
                                codeInterpreter: CodeInterpreterTool
                            ) = codeInterpreter.validity()

                            override fun visitFileSearch(fileSearch: JsonValue) =
                                fileSearch.let {
                                    if (it == JsonValue.from(mapOf("type" to "file_search"))) 1
                                    else 0
                                }

                            override fun unknown(json: JsonValue?) = 0
                        }
                    )

                override fun equals(other: Any?): Boolean {
                    if (this === other) {
                        return true
                    }

                    return other is Tool &&
                        codeInterpreter == other.codeInterpreter &&
                        fileSearch == other.fileSearch
                }

                override fun hashCode(): Int = Objects.hash(codeInterpreter, fileSearch)

                override fun toString(): String =
                    when {
                        codeInterpreter != null -> "Tool{codeInterpreter=$codeInterpreter}"
                        fileSearch != null -> "Tool{fileSearch=$fileSearch}"
                        _json != null -> "Tool{_unknown=$_json}"
                        else -> throw IllegalStateException("Invalid Tool")
                    }

                companion object {

                    @JvmStatic
                    fun ofCodeInterpreter(codeInterpreter: CodeInterpreterTool) =
                        Tool(codeInterpreter = codeInterpreter)

                    @JvmStatic
                    fun ofFileSearch() =
                        Tool(fileSearch = JsonValue.from(mapOf("type" to "file_search")))
                }

                /**
                 * An interface that defines how to map each variant of [Tool] to a value of type
                 * [T].
                 */
                interface Visitor<out T> {

                    fun visitCodeInterpreter(codeInterpreter: CodeInterpreterTool): T

                    fun visitFileSearch(fileSearch: JsonValue): T

                    /**
                     * Maps an unknown variant of [Tool] to a value of type [T].
                     *
                     * An instance of [Tool] can contain an unknown variant if it was deserialized
                     * from data that doesn't match any known variant. For example, if the SDK is on
                     * an older version than the API, then the API may respond with new variants
                     * that the SDK is unaware of.
                     *
                     * @throws OpenAIInvalidDataException in the default implementation.
                     */
                    fun unknown(json: JsonValue?): T {
                        throw OpenAIInvalidDataException("Unknown Tool: $json")
                    }
                }

                internal class Deserializer : BaseDeserializer<Tool>(Tool::class) {

                    override fun ObjectCodec.deserialize(node: JsonNode): Tool {
                        val json = JsonValue.fromJsonNode(node)
                        val type = json.asObject().getOrNull()?.get("type")?.asString()?.getOrNull()

                        when (type) {
                            "code_interpreter" -> {
                                return tryDeserialize(node, jacksonTypeRef<CodeInterpreterTool>())
                                    ?.let { Tool(codeInterpreter = it, _json = json) }
                                    ?: Tool(_json = json)
                            }
                            "file_search" -> {
                                return tryDeserialize(node, jacksonTypeRef<JsonValue>())
                                    ?.let { Tool(fileSearch = it, _json = json) }
                                    ?.takeIf { it.isValid() } ?: Tool(_json = json)
                            }
                        }

                        return Tool(_json = json)
                    }
                }

                internal class Serializer : BaseSerializer<Tool>(Tool::class) {

                    override fun serialize(
                        value: Tool,
                        generator: JsonGenerator,
                        provider: SerializerProvider,
                    ) {
                        when {
                            value.codeInterpreter != null ->
                                generator.writeObject(value.codeInterpreter)
                            value.fileSearch != null -> generator.writeObject(value.fileSearch)
                            value._json != null -> generator.writeObject(value._json)
                            else -> throw IllegalStateException("Invalid Tool")
                        }
                    }
                }
            }

            override fun equals(other: Any?): Boolean {
                if (this === other) {
                    return true
                }

                return other is Attachment &&
                    fileId == other.fileId &&
                    tools == other.tools &&
                    additionalProperties == other.additionalProperties
            }

            private val hashCode: Int by lazy { Objects.hash(fileId, tools, additionalProperties) }

            override fun hashCode(): Int = hashCode

            override fun toString() =
                "Attachment{fileId=$fileId, tools=$tools, additionalProperties=$additionalProperties}"
        }

        /**
         * Set of 16 key-value pairs that can be attached to an object. This can be useful for
         * storing additional information about the object in a structured format, and querying for
         * objects via API or the dashboard.
         *
         * Keys are strings with a maximum length of 64 characters. Values are strings with a
         * maximum length of 512 characters.
         */
        class Metadata
        @JsonCreator
        private constructor(
            @com.fasterxml.jackson.annotation.JsonValue
            private val additionalProperties: Map<String, JsonValue>
        ) {

            @JsonAnyGetter
            @ExcludeMissing
            fun _additionalProperties(): Map<String, JsonValue> = additionalProperties

            fun toBuilder() = Builder().from(this)

            companion object {

                /** Returns a mutable builder for constructing an instance of [Metadata]. */
                @JvmStatic fun builder() = Builder()
            }

            /** A builder for [Metadata]. */
            class Builder internal constructor() {

                private var additionalProperties: MutableMap<String, JsonValue> = mutableMapOf()

                @JvmSynthetic
                internal fun from(metadata: Metadata) = apply {
                    additionalProperties = metadata.additionalProperties.toMutableMap()
                }

                fun additionalProperties(additionalProperties: Map<String, JsonValue>) = apply {
                    this.additionalProperties.clear()
                    putAllAdditionalProperties(additionalProperties)
                }

                fun putAdditionalProperty(key: String, value: JsonValue) = apply {
                    additionalProperties.put(key, value)
                }

                fun putAllAdditionalProperties(additionalProperties: Map<String, JsonValue>) =
                    apply {
                        this.additionalProperties.putAll(additionalProperties)
                    }

                fun removeAdditionalProperty(key: String) = apply {
                    additionalProperties.remove(key)
                }

                fun removeAllAdditionalProperties(keys: Set<String>) = apply {
                    keys.forEach(::removeAdditionalProperty)
                }

                /**
                 * Returns an immutable instance of [Metadata].
                 *
                 * Further updates to this [Builder] will not mutate the returned instance.
                 */
                fun build(): Metadata = Metadata(additionalProperties.toImmutable())
            }

            private var validated: Boolean = false

            /**
             * Validates that the types of all values in this object match their expected types
             * recursively.
             *
             * This method is _not_ forwards compatible with new types from the API for existing
             * fields.
             *
             * @throws OpenAIInvalidDataException if any value type in this object doesn't match its
             *   expected type.
             */
            fun validate(): Metadata = apply {
                if (validated) {
                    return@apply
                }

                validated = true
            }

            fun isValid(): Boolean =
                try {
                    validate()
                    true
                } catch (e: OpenAIInvalidDataException) {
                    false
                }

            /**
             * Returns a score indicating how many valid values are contained in this object
             * recursively.
             *
             * Used for best match union deserialization.
             */
            @JvmSynthetic
            internal fun validity(): Int =
                additionalProperties.count { (_, value) -> !value.isNull() && !value.isMissing() }

            override fun equals(other: Any?): Boolean {
                if (this === other) {
                    return true
                }

                return other is Metadata && additionalProperties == other.additionalProperties
            }

            private val hashCode: Int by lazy { Objects.hash(additionalProperties) }

            override fun hashCode(): Int = hashCode

            override fun toString() = "Metadata{additionalProperties=$additionalProperties}"
        }

        override fun equals(other: Any?): Boolean {
            if (this === other) {
                return true
            }

            return other is AdditionalMessage &&
                content == other.content &&
                role == other.role &&
                attachments == other.attachments &&
                metadata == other.metadata &&
                additionalProperties == other.additionalProperties
        }

        private val hashCode: Int by lazy {
            Objects.hash(content, role, attachments, metadata, additionalProperties)
        }

        override fun hashCode(): Int = hashCode

        override fun toString() =
            "AdditionalMessage{content=$content, role=$role, attachments=$attachments, metadata=$metadata, additionalProperties=$additionalProperties}"
    }

    /**
     * Set of 16 key-value pairs that can be attached to an object. This can be useful for storing
     * additional information about the object in a structured format, and querying for objects via
     * API or the dashboard.
     *
     * Keys are strings with a maximum length of 64 characters. Values are strings with a maximum
     * length of 512 characters.
     */
    class Metadata
    @JsonCreator
    private constructor(
        @com.fasterxml.jackson.annotation.JsonValue
        private val additionalProperties: Map<String, JsonValue>
    ) {

        @JsonAnyGetter
        @ExcludeMissing
        fun _additionalProperties(): Map<String, JsonValue> = additionalProperties

        fun toBuilder() = Builder().from(this)

        companion object {

            /** Returns a mutable builder for constructing an instance of [Metadata]. */
            @JvmStatic fun builder() = Builder()
        }

        /** A builder for [Metadata]. */
        class Builder internal constructor() {

            private var additionalProperties: MutableMap<String, JsonValue> = mutableMapOf()

            @JvmSynthetic
            internal fun from(metadata: Metadata) = apply {
                additionalProperties = metadata.additionalProperties.toMutableMap()
            }

            fun additionalProperties(additionalProperties: Map<String, JsonValue>) = apply {
                this.additionalProperties.clear()
                putAllAdditionalProperties(additionalProperties)
            }

            fun putAdditionalProperty(key: String, value: JsonValue) = apply {
                additionalProperties.put(key, value)
            }

            fun putAllAdditionalProperties(additionalProperties: Map<String, JsonValue>) = apply {
                this.additionalProperties.putAll(additionalProperties)
            }

            fun removeAdditionalProperty(key: String) = apply { additionalProperties.remove(key) }

            fun removeAllAdditionalProperties(keys: Set<String>) = apply {
                keys.forEach(::removeAdditionalProperty)
            }

            /**
             * Returns an immutable instance of [Metadata].
             *
             * Further updates to this [Builder] will not mutate the returned instance.
             */
            fun build(): Metadata = Metadata(additionalProperties.toImmutable())
        }

        private var validated: Boolean = false

        /**
         * Validates that the types of all values in this object match their expected types
         * recursively.
         *
         * This method is _not_ forwards compatible with new types from the API for existing fields.
         *
         * @throws OpenAIInvalidDataException if any value type in this object doesn't match its
         *   expected type.
         */
        fun validate(): Metadata = apply {
            if (validated) {
                return@apply
            }

            validated = true
        }

        fun isValid(): Boolean =
            try {
                validate()
                true
            } catch (e: OpenAIInvalidDataException) {
                false
            }

        /**
         * Returns a score indicating how many valid values are contained in this object
         * recursively.
         *
         * Used for best match union deserialization.
         */
        @JvmSynthetic
        internal fun validity(): Int =
            additionalProperties.count { (_, value) -> !value.isNull() && !value.isMissing() }

        override fun equals(other: Any?): Boolean {
            if (this === other) {
                return true
            }

            return other is Metadata && additionalProperties == other.additionalProperties
        }

        private val hashCode: Int by lazy { Objects.hash(additionalProperties) }

        override fun hashCode(): Int = hashCode

        override fun toString() = "Metadata{additionalProperties=$additionalProperties}"
    }

    /**
     * Controls for how a thread will be truncated prior to the run. Use this to control the initial
     * context window of the run.
     */
    class TruncationStrategy
    @JsonCreator(mode = JsonCreator.Mode.DISABLED)
    private constructor(
        private val type: JsonField<Type>,
        private val lastMessages: JsonField<Long>,
        private val additionalProperties: MutableMap<String, JsonValue>,
    ) {

        @JsonCreator
        private constructor(
            @JsonProperty("type") @ExcludeMissing type: JsonField<Type> = JsonMissing.of(),
            @JsonProperty("last_messages")
            @ExcludeMissing
            lastMessages: JsonField<Long> = JsonMissing.of(),
        ) : this(type, lastMessages, mutableMapOf())

        /**
         * The truncation strategy to use for the thread. The default is `auto`. If set to
         * `last_messages`, the thread will be truncated to the n most recent messages in the
         * thread. When set to `auto`, messages in the middle of the thread will be dropped to fit
         * the context length of the model, `max_prompt_tokens`.
         *
         * @throws OpenAIInvalidDataException if the JSON field has an unexpected type or is
         *   unexpectedly missing or null (e.g. if the server responded with an unexpected value).
         */
        fun type(): Type = type.getRequired("type")

        /**
         * The number of most recent messages from the thread when constructing the context for the
         * run.
         *
         * @throws OpenAIInvalidDataException if the JSON field has an unexpected type (e.g. if the
         *   server responded with an unexpected value).
         */
        fun lastMessages(): Optional<Long> = lastMessages.getOptional("last_messages")

        /**
         * Returns the raw JSON value of [type].
         *
         * Unlike [type], this method doesn't throw if the JSON field has an unexpected type.
         */
        @JsonProperty("type") @ExcludeMissing fun _type(): JsonField<Type> = type

        /**
         * Returns the raw JSON value of [lastMessages].
         *
         * Unlike [lastMessages], this method doesn't throw if the JSON field has an unexpected
         * type.
         */
        @JsonProperty("last_messages")
        @ExcludeMissing
        fun _lastMessages(): JsonField<Long> = lastMessages

        @JsonAnySetter
        private fun putAdditionalProperty(key: String, value: JsonValue) {
            additionalProperties.put(key, value)
        }

        @JsonAnyGetter
        @ExcludeMissing
        fun _additionalProperties(): Map<String, JsonValue> =
            Collections.unmodifiableMap(additionalProperties)

        fun toBuilder() = Builder().from(this)

        companion object {

            /**
             * Returns a mutable builder for constructing an instance of [TruncationStrategy].
             *
             * The following fields are required:
             * ```java
             * .type()
             * ```
             */
            @JvmStatic fun builder() = Builder()
        }

        /** A builder for [TruncationStrategy]. */
        class Builder internal constructor() {

            private var type: JsonField<Type>? = null
            private var lastMessages: JsonField<Long> = JsonMissing.of()
            private var additionalProperties: MutableMap<String, JsonValue> = mutableMapOf()

            @JvmSynthetic
            internal fun from(truncationStrategy: TruncationStrategy) = apply {
                type = truncationStrategy.type
                lastMessages = truncationStrategy.lastMessages
                additionalProperties = truncationStrategy.additionalProperties.toMutableMap()
            }

            /**
             * The truncation strategy to use for the thread. The default is `auto`. If set to
             * `last_messages`, the thread will be truncated to the n most recent messages in the
             * thread. When set to `auto`, messages in the middle of the thread will be dropped to
             * fit the context length of the model, `max_prompt_tokens`.
             */
            fun type(type: Type) = type(JsonField.of(type))

            /**
             * Sets [Builder.type] to an arbitrary JSON value.
             *
             * You should usually call [Builder.type] with a well-typed [Type] value instead. This
             * method is primarily for setting the field to an undocumented or not yet supported
             * value.
             */
            fun type(type: JsonField<Type>) = apply { this.type = type }

            /**
             * The number of most recent messages from the thread when constructing the context for
             * the run.
             */
            fun lastMessages(lastMessages: Long?) = lastMessages(JsonField.ofNullable(lastMessages))

            /**
             * Alias for [Builder.lastMessages].
             *
             * This unboxed primitive overload exists for backwards compatibility.
             */
            fun lastMessages(lastMessages: Long) = lastMessages(lastMessages as Long?)

            /** Alias for calling [Builder.lastMessages] with `lastMessages.orElse(null)`. */
            fun lastMessages(lastMessages: Optional<Long>) = lastMessages(lastMessages.getOrNull())

            /**
             * Sets [Builder.lastMessages] to an arbitrary JSON value.
             *
             * You should usually call [Builder.lastMessages] with a well-typed [Long] value
             * instead. This method is primarily for setting the field to an undocumented or not yet
             * supported value.
             */
            fun lastMessages(lastMessages: JsonField<Long>) = apply {
                this.lastMessages = lastMessages
            }

            fun additionalProperties(additionalProperties: Map<String, JsonValue>) = apply {
                this.additionalProperties.clear()
                putAllAdditionalProperties(additionalProperties)
            }

            fun putAdditionalProperty(key: String, value: JsonValue) = apply {
                additionalProperties.put(key, value)
            }

            fun putAllAdditionalProperties(additionalProperties: Map<String, JsonValue>) = apply {
                this.additionalProperties.putAll(additionalProperties)
            }

            fun removeAdditionalProperty(key: String) = apply { additionalProperties.remove(key) }

            fun removeAllAdditionalProperties(keys: Set<String>) = apply {
                keys.forEach(::removeAdditionalProperty)
            }

            /**
             * Returns an immutable instance of [TruncationStrategy].
             *
             * Further updates to this [Builder] will not mutate the returned instance.
             *
             * The following fields are required:
             * ```java
             * .type()
             * ```
             *
             * @throws IllegalStateException if any required field is unset.
             */
            fun build(): TruncationStrategy =
                TruncationStrategy(
                    checkRequired("type", type),
                    lastMessages,
                    additionalProperties.toMutableMap(),
                )
        }

        private var validated: Boolean = false

        /**
         * Validates that the types of all values in this object match their expected types
         * recursively.
         *
         * This method is _not_ forwards compatible with new types from the API for existing fields.
         *
         * @throws OpenAIInvalidDataException if any value type in this object doesn't match its
         *   expected type.
         */
        fun validate(): TruncationStrategy = apply {
            if (validated) {
                return@apply
            }

            type().validate()
            lastMessages()
            validated = true
        }

        fun isValid(): Boolean =
            try {
                validate()
                true
            } catch (e: OpenAIInvalidDataException) {
                false
            }

        /**
         * Returns a score indicating how many valid values are contained in this object
         * recursively.
         *
         * Used for best match union deserialization.
         */
        @JvmSynthetic
        internal fun validity(): Int =
            (type.asKnown().getOrNull()?.validity() ?: 0) +
                (if (lastMessages.asKnown().isPresent) 1 else 0)

        /**
         * The truncation strategy to use for the thread. The default is `auto`. If set to
         * `last_messages`, the thread will be truncated to the n most recent messages in the
         * thread. When set to `auto`, messages in the middle of the thread will be dropped to fit
         * the context length of the model, `max_prompt_tokens`.
         */
        class Type @JsonCreator private constructor(private val value: JsonField<String>) : Enum {

            /**
             * Returns this class instance's raw value.
             *
             * This is usually only useful if this instance was deserialized from data that doesn't
             * match any known member, and you want to know that value. For example, if the SDK is
             * on an older version than the API, then the API may respond with new members that the
             * SDK is unaware of.
             */
            @com.fasterxml.jackson.annotation.JsonValue fun _value(): JsonField<String> = value

            companion object {

                @JvmField val AUTO = of("auto")

                @JvmField val LAST_MESSAGES = of("last_messages")

                @JvmStatic fun of(value: String) = Type(JsonField.of(value))
            }

            /** An enum containing [Type]'s known values. */
            enum class Known {
                AUTO,
                LAST_MESSAGES,
            }

            /**
             * An enum containing [Type]'s known values, as well as an [_UNKNOWN] member.
             *
             * An instance of [Type] can contain an unknown value in a couple of cases:
             * - It was deserialized from data that doesn't match any known member. For example, if
             *   the SDK is on an older version than the API, then the API may respond with new
             *   members that the SDK is unaware of.
             * - It was constructed with an arbitrary value using the [of] method.
             */
            enum class Value {
                AUTO,
                LAST_MESSAGES,
                /** An enum member indicating that [Type] was instantiated with an unknown value. */
                _UNKNOWN,
            }

            /**
             * Returns an enum member corresponding to this class instance's value, or
             * [Value._UNKNOWN] if the class was instantiated with an unknown value.
             *
             * Use the [known] method instead if you're certain the value is always known or if you
             * want to throw for the unknown case.
             */
            fun value(): Value =
                when (this) {
                    AUTO -> Value.AUTO
                    LAST_MESSAGES -> Value.LAST_MESSAGES
                    else -> Value._UNKNOWN
                }

            /**
             * Returns an enum member corresponding to this class instance's value.
             *
             * Use the [value] method instead if you're uncertain the value is always known and
             * don't want to throw for the unknown case.
             *
             * @throws OpenAIInvalidDataException if this class instance's value is a not a known
             *   member.
             */
            fun known(): Known =
                when (this) {
                    AUTO -> Known.AUTO
                    LAST_MESSAGES -> Known.LAST_MESSAGES
                    else -> throw OpenAIInvalidDataException("Unknown Type: $value")
                }

            /**
             * Returns this class instance's primitive wire representation.
             *
             * This differs from the [toString] method because that method is primarily for
             * debugging and generally doesn't throw.
             *
             * @throws OpenAIInvalidDataException if this class instance's value does not have the
             *   expected primitive type.
             */
            fun asString(): String =
                _value().asString().orElseThrow {
                    OpenAIInvalidDataException("Value is not a String")
                }

            private var validated: Boolean = false

            /**
             * Validates that the types of all values in this object match their expected types
             * recursively.
             *
             * This method is _not_ forwards compatible with new types from the API for existing
             * fields.
             *
             * @throws OpenAIInvalidDataException if any value type in this object doesn't match its
             *   expected type.
             */
            fun validate(): Type = apply {
                if (validated) {
                    return@apply
                }

                known()
                validated = true
            }

            fun isValid(): Boolean =
                try {
                    validate()
                    true
                } catch (e: OpenAIInvalidDataException) {
                    false
                }

            /**
             * Returns a score indicating how many valid values are contained in this object
             * recursively.
             *
             * Used for best match union deserialization.
             */
            @JvmSynthetic internal fun validity(): Int = if (value() == Value._UNKNOWN) 0 else 1

            override fun equals(other: Any?): Boolean {
                if (this === other) {
                    return true
                }

                return other is Type && value == other.value
            }

            override fun hashCode() = value.hashCode()

            override fun toString() = value.toString()
        }

        override fun equals(other: Any?): Boolean {
            if (this === other) {
                return true
            }

            return other is TruncationStrategy &&
                type == other.type &&
                lastMessages == other.lastMessages &&
                additionalProperties == other.additionalProperties
        }

        private val hashCode: Int by lazy { Objects.hash(type, lastMessages, additionalProperties) }

        override fun hashCode(): Int = hashCode

        override fun toString() =
            "TruncationStrategy{type=$type, lastMessages=$lastMessages, additionalProperties=$additionalProperties}"
    }

    override fun equals(other: Any?): Boolean {
        if (this === other) {
            return true
        }

        return other is RunCreateParams &&
            threadId == other.threadId &&
            include == other.include &&
            body == other.body &&
            additionalHeaders == other.additionalHeaders &&
            additionalQueryParams == other.additionalQueryParams
    }

    override fun hashCode(): Int =
        Objects.hash(threadId, include, body, additionalHeaders, additionalQueryParams)

    override fun toString() =
        "RunCreateParams{threadId=$threadId, include=$include, body=$body, additionalHeaders=$additionalHeaders, additionalQueryParams=$additionalQueryParams}"
}
