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

# distribution.transcription.post

> Triggers AI transcription of a track from the audio file previously delivered via the delivery flow. Musixmatch will generate plain-text lyrics and time-synced lyrics from the audio. Returns a `transcription_request_id` to track progress.



## OpenAPI

````yaml enterprises/distribution/openapi.json post /ws/1.1/distribution.transcription.post
openapi: 3.1.0
info:
  title: Musixmatch Distribution API
  version: 1.0.0
  description: >-
    API for music distributors to submit releases and lyrics to the Musixmatch
    catalog.
servers:
  - url: https://api.musixmatch.com
security:
  - apiKey: []
paths:
  /ws/1.1/distribution.transcription.post:
    post:
      tags:
        - Transcriptions
      summary: distribution.transcription.post
      description: >-
        Triggers AI transcription of a track from the audio file previously
        delivered via the delivery flow. Musixmatch will generate plain-text
        lyrics and time-synced lyrics from the audio. Returns a
        `transcription_request_id` to track progress.
      operationId: requestTranscription
      parameters:
        - $ref: '#/components/parameters/user_id'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/TranscriptionRequest'
            example:
              isrc: GBAAA9100070
              language: en
      responses:
        '202':
          description: Transcription request accepted.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TranscriptionSubmitEnvelope'
              example:
                message:
                  header:
                    status_code: 202
                    execute_time: 0.32
                  body:
                    transcription:
                      transcription_request_id: 123456
                      status: pending
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
components:
  parameters:
    user_id:
      name: user_id
      in: query
      required: true
      schema:
        type: string
      description: The Musixmatch user ID obtained via token introspection
  schemas:
    TranscriptionRequest:
      type: object
      required:
        - isrc
      properties:
        isrc:
          type: string
          pattern: ^[A-Z]{2}-?[A-Z\d]{3}-?\d{2}-?\d{5}$
          description: >-
            International Standard Recording Code (ISRC) of the track to
            transcribe
        language:
          type: string
          pattern: ^[a-zA-Z]{2}$
          description: >-
            Expected language of the lyrics as an ISO 639-1 code (e.g. `en`,
            `es`, `fr`). Optional but recommended — improves transcription
            accuracy.
    TranscriptionSubmitEnvelope:
      type: object
      properties:
        message:
          type: object
          properties:
            header:
              type: object
              properties:
                status_code:
                  type: integer
                  description: HTTP status code
                execute_time:
                  type: number
                  description: Server-side execution time in seconds
            body:
              type: object
              properties:
                transcription:
                  type: object
                  properties:
                    transcription_request_id:
                      type: integer
                      description: >-
                        Unique identifier for this transcription request, used
                        to poll status
                    status:
                      type: string
                      enum:
                        - pending
                        - progress
                        - success
                        - failure
    ErrorResponse:
      type: object
      properties:
        message:
          type: object
          properties:
            header:
              type: object
              properties:
                status_code:
                  type: integer
                  description: HTTP status code
                execute_time:
                  type: number
                  description: Server-side execution time in seconds
            body:
              type: object
              properties:
                error:
                  type: object
                  properties:
                    code:
                      oneOf:
                        - type: string
                        - type: number
                      description: Application-level error code
                    namespace:
                      type: string
                      description: Application-level error namespace
                    extraData:
                      description: Additional error context
  responses:
    BadRequest:
      description: Bad request — invalid or missing parameters
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
    Unauthorized:
      description: Unauthorized — missing or invalid API key
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
    NotFound:
      description: Not found
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
  securitySchemes:
    apiKey:
      type: apiKey
      name: apikey
      in: query

````

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