# Source: https://docs.perplexity.ai/api-reference/async-chat-completions-api-request-get.md

> ## Documentation Index
> Fetch the complete documentation index at: https://docs.perplexity.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Get Async Chat Completion

> Retrieve the response for a given asynchronous chat completion request.



## OpenAPI

````yaml get /async/chat/completions/{api_request}
openapi: 3.1.0
info:
  title: Perplexity AI API
  description: Perplexity AI API
  version: 0.1.0
servers: []
security: []
paths:
  /async/chat/completions/{api_request}:
    get:
      summary: Get Async Chat Completion
      description: Retrieve the response for a given asynchronous chat completion request.
      operationId: >-
        get_async_chat_completion_response_async_chat_completions__api_request__get
      parameters:
        - name: api_request
          in: path
          required: true
          schema:
            type: string
            title: Api Request
        - name: local_mode
          in: query
          required: false
          schema:
            type: boolean
            default: false
            title: Local Mode
        - name: x-client-name
          in: header
          required: false
          schema:
            title: X-Client-Name
            type: string
        - name: x-client-env
          in: header
          required: false
          schema:
            title: X-Client-Env
            type: string
        - name: x-user-id
          in: header
          required: false
          schema:
            title: X-User-Id
            type: string
        - name: x-usage-tier
          in: header
          required: false
          schema:
            title: X-Usage-Tier
            type: string
        - name: x-request-time
          in: header
          required: false
          schema:
            title: X-Request-Time
            type: string
        - name: x-created-at-epoch-seconds
          in: header
          required: false
          schema:
            title: X-Created-At-Epoch-Seconds
            type: string
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/AsyncApiChatCompletionsResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
      security:
        - HTTPBearer: []
components:
  schemas:
    AsyncApiChatCompletionsResponse:
      properties:
        id:
          type: string
          title: Id
        model:
          type: string
          title: Model
        created_at:
          type: integer
          title: Created At
        started_at:
          anyOf:
            - type: integer
            - type: 'null'
          title: Started At
        completed_at:
          anyOf:
            - type: integer
            - type: 'null'
          title: Completed At
        response:
          anyOf:
            - $ref: '#/components/schemas/CompletionResponse'
            - type: 'null'
        failed_at:
          anyOf:
            - type: integer
            - type: 'null'
          title: Failed At
        error_message:
          anyOf:
            - type: string
            - type: 'null'
          title: Error Message
        status:
          $ref: '#/components/schemas/AsyncProcessingStatus'
      type: object
      required:
        - id
        - model
        - created_at
        - status
      title: AsyncApiChatCompletionsResponse
    HTTPValidationError:
      properties:
        detail:
          items:
            $ref: '#/components/schemas/ValidationError'
          type: array
          title: Detail
      type: object
      title: HTTPValidationError
    CompletionResponse:
      properties:
        id:
          type: string
          title: Id
        model:
          type: string
          title: Model
        created:
          type: integer
          title: Created
        usage:
          anyOf:
            - $ref: '#/components/schemas/UsageInfo'
            - type: 'null'
        object:
          type: string
          title: Object
          default: chat.completion
        choices:
          items:
            $ref: '#/components/schemas/Choice'
          type: array
          title: Choices
        citations:
          anyOf:
            - items:
                type: string
              type: array
            - type: 'null'
          title: Citations
        search_results:
          anyOf:
            - items:
                $ref: '#/components/schemas/ApiPublicSearchResult'
              type: array
            - type: 'null'
          title: Search Results
        type:
          anyOf:
            - $ref: '#/components/schemas/CompletionResponseType'
            - type: 'null'
        status:
          anyOf:
            - $ref: '#/components/schemas/CompletionResponseStatus'
            - type: 'null'
      type: object
      required:
        - id
        - model
        - created
        - choices
      title: CompletionResponse
    AsyncProcessingStatus:
      type: string
      enum:
        - CREATED
        - IN_PROGRESS
        - COMPLETED
        - FAILED
      title: AsyncProcessingStatus
      description: Status enum for async processing.
    ValidationError:
      properties:
        loc:
          items:
            anyOf:
              - type: string
              - type: integer
          type: array
          title: Location
        msg:
          type: string
          title: Message
        type:
          type: string
          title: Error Type
      type: object
      required:
        - loc
        - msg
        - type
      title: ValidationError
    UsageInfo:
      properties:
        prompt_tokens:
          type: integer
          title: Prompt Tokens
        completion_tokens:
          type: integer
          title: Completion Tokens
        total_tokens:
          type: integer
          title: Total Tokens
        search_context_size:
          anyOf:
            - type: string
            - type: 'null'
          title: Search Context Size
        citation_tokens:
          anyOf:
            - type: integer
            - type: 'null'
          title: Citation Tokens
        num_search_queries:
          anyOf:
            - type: integer
            - type: 'null'
          title: Num Search Queries
        reasoning_tokens:
          anyOf:
            - type: integer
            - type: 'null'
          title: Reasoning Tokens
        cost:
          $ref: '#/components/schemas/Cost'
      type: object
      required:
        - prompt_tokens
        - completion_tokens
        - total_tokens
        - cost
      title: UsageInfo
    Choice:
      properties:
        index:
          type: integer
          title: Index
        finish_reason:
          anyOf:
            - type: string
              enum:
                - stop
                - length
            - type: 'null'
          title: Finish Reason
        message:
          $ref: '#/components/schemas/ChatMessage-Output'
        delta:
          $ref: '#/components/schemas/ChatMessage-Output'
      type: object
      required:
        - index
        - message
        - delta
      title: Choice
    ApiPublicSearchResult:
      properties:
        title:
          type: string
          title: Title
        url:
          type: string
          title: Url
        date:
          anyOf:
            - type: string
            - type: 'null'
          title: Date
        last_updated:
          anyOf:
            - type: string
            - type: 'null'
          title: Last Updated
        snippet:
          type: string
          title: Snippet
          default: ''
        source:
          type: string
          enum:
            - web
            - attachment
          title: Source
          default: web
      type: object
      required:
        - title
        - url
      title: ApiPublicSearchResult
    CompletionResponseType:
      type: string
      enum:
        - message
        - info
        - end_of_stream
      title: CompletionResponseType
    CompletionResponseStatus:
      type: string
      enum:
        - PENDING
        - COMPLETED
      title: CompletionResponseStatus
    Cost:
      properties:
        input_tokens_cost:
          type: number
          title: Input Tokens Cost
        output_tokens_cost:
          type: number
          title: Output Tokens Cost
        reasoning_tokens_cost:
          anyOf:
            - type: number
            - type: 'null'
          title: Reasoning Tokens Cost
        request_cost:
          anyOf:
            - type: number
            - type: 'null'
          title: Request Cost
        citation_tokens_cost:
          anyOf:
            - type: number
            - type: 'null'
          title: Citation Tokens Cost
        search_queries_cost:
          anyOf:
            - type: number
            - type: 'null'
          title: Search Queries Cost
        total_cost:
          type: number
          title: Total Cost
      type: object
      required:
        - input_tokens_cost
        - output_tokens_cost
        - total_cost
      title: Cost
    ChatMessage-Output:
      properties:
        role:
          $ref: '#/components/schemas/ChatMessageRole'
        content:
          anyOf:
            - type: string
            - items:
                anyOf:
                  - $ref: '#/components/schemas/ChatMessageContentTextChunk'
                  - $ref: '#/components/schemas/ChatMessageContentImageChunk'
                  - $ref: '#/components/schemas/ChatMessageContentFileChunk'
                  - $ref: '#/components/schemas/ChatMessageContentPDFChunk'
                  - $ref: '#/components/schemas/ChatMessageContentVideoChunk'
              type: array
              title: Structured Content
            - type: 'null'
          title: Content
        reasoning_steps:
          anyOf:
            - items:
                $ref: '#/components/schemas/ReasoningStep-Output'
              type: array
            - type: 'null'
          title: Reasoning Steps
        tool_calls:
          anyOf:
            - items:
                $ref: '#/components/schemas/ToolCall'
              type: array
            - type: 'null'
          title: Tool Calls
        tool_call_id:
          anyOf:
            - type: string
            - type: 'null'
          title: Tool Call Id
      type: object
      required:
        - role
        - content
      title: ChatMessage
    ChatMessageRole:
      type: string
      enum:
        - system
        - user
        - assistant
        - tool
      title: ChatMessageRole
      description: Chat roles enum
    ChatMessageContentTextChunk:
      properties:
        type:
          type: string
          const: text
          title: Type
        text:
          type: string
          title: Text
      type: object
      required:
        - type
        - text
      title: ChatMessageContentTextChunk
    ChatMessageContentImageChunk:
      properties:
        type:
          type: string
          const: image_url
          title: Type
        image_url:
          anyOf:
            - $ref: '#/components/schemas/URL'
            - type: string
          title: Image Url
      type: object
      required:
        - type
        - image_url
      title: ChatMessageContentImageChunk
    ChatMessageContentFileChunk:
      properties:
        type:
          type: string
          const: file_url
          title: Type
        file_url:
          anyOf:
            - $ref: '#/components/schemas/URL'
            - type: string
          title: File Url
        file_name:
          anyOf:
            - type: string
            - type: 'null'
          title: File Name
      type: object
      required:
        - type
        - file_url
      title: ChatMessageContentFileChunk
    ChatMessageContentPDFChunk:
      properties:
        type:
          type: string
          const: pdf_url
          title: Type
        pdf_url:
          anyOf:
            - $ref: '#/components/schemas/URL'
            - type: string
          title: Pdf Url
      type: object
      required:
        - type
        - pdf_url
      title: ChatMessageContentPDFChunk
    ChatMessageContentVideoChunk:
      properties:
        type:
          type: string
          const: video_url
          title: Type
        video_url:
          anyOf:
            - $ref: '#/components/schemas/VideoURL'
            - type: string
          title: Video Url
      type: object
      required:
        - type
        - video_url
      title: ChatMessageContentVideoChunk
    ReasoningStep-Output:
      properties:
        thought:
          type: string
          title: Thought
        type:
          anyOf:
            - type: string
            - type: 'null'
          title: Type
        web_search:
          anyOf:
            - $ref: '#/components/schemas/WebSearchStepDetails'
            - type: 'null'
        fetch_url_content:
          anyOf:
            - $ref: '#/components/schemas/FetchUrlContentStepDetails'
            - type: 'null'
        execute_python:
          anyOf:
            - $ref: '#/components/schemas/ExecutePythonStepDetails'
            - type: 'null'
      type: object
      required:
        - thought
      title: ReasoningStep
      description: Reasoning step wrapper class
    ToolCall:
      properties:
        id:
          anyOf:
            - type: string
            - type: 'null'
          title: Id
        type:
          anyOf:
            - type: string
              const: function
            - type: 'null'
          title: Type
        function:
          anyOf:
            - $ref: '#/components/schemas/ToolCallFunction'
            - type: 'null'
      type: object
      title: ToolCall
    URL:
      properties:
        url:
          type: string
          title: Url
      type: object
      required:
        - url
      title: URL
    VideoURL:
      properties:
        url:
          type: string
          title: Url
        frame_interval:
          anyOf:
            - type: string
            - type: integer
          title: Frame Interval
          default: 25
      type: object
      required:
        - url
      title: VideoURL
    WebSearchStepDetails:
      properties:
        search_results:
          items:
            $ref: '#/components/schemas/ApiPublicSearchResult'
          type: array
          title: Search Results
        search_keywords:
          items:
            type: string
          type: array
          title: Search Keywords
      type: object
      required:
        - search_results
        - search_keywords
      title: WebSearchStepDetails
      description: Web search step details wrapper class
    FetchUrlContentStepDetails:
      properties:
        contents:
          items:
            $ref: '#/components/schemas/ApiPublicSearchResult'
          type: array
          title: Contents
      type: object
      required:
        - contents
      title: FetchUrlContentStepDetails
      description: Fetch url content step details wrapper class
    ExecutePythonStepDetails:
      properties:
        code:
          type: string
          title: Code
        result:
          type: string
          title: Result
      type: object
      required:
        - code
        - result
      title: ExecutePythonStepDetails
      description: Code generation step details wrapper class
    ToolCallFunction:
      properties:
        name:
          anyOf:
            - type: string
            - type: 'null'
          title: Name
        arguments:
          anyOf:
            - type: string
            - type: 'null'
          title: Arguments
      type: object
      title: ToolCallFunction
  securitySchemes:
    HTTPBearer:
      type: http
      scheme: bearer

````