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

# Retrieve audio URL

> Returns a signed URL for the audio identified by `audioId`.

The cached signed URL is reused if still valid; otherwise a new one is generated and persisted.

Requires read access to the document the audio belongs to.



## OpenAPI

````yaml get /media/audio/{audioId}
openapi: 3.1.0
info:
  title: HERO API
  version: current
  description: |-
    The HERO REST API.

    See https://developers.myhero.so for the rendered docs.
servers:
  - url: https://app.myhero.so
security: []
paths:
  /media/audio/{audioId}:
    get:
      tags:
        - Media
      summary: Retrieve audio URL
      description: >-
        Returns a signed URL for the audio identified by `audioId`.


        The cached signed URL is reused if still valid; otherwise a new one is
        generated and persisted.


        Requires read access to the document the audio belongs to.
      operationId: getAudioById
      parameters:
        - schema:
            type: string
            minLength: 1
          required: true
          name: audioId
          in: path
      responses:
        '200':
          description: 200 response
          content:
            text/plain:
              schema:
                type: string
        '403':
          description: 403 response
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                    description: |-
                      Error class name (e.g.

                      ValidationError, NotFound)
                  message:
                    type: string
                    description: Human-readable error message
                  details:
                    type: array
                    items: {}
                required:
                  - error
                  - message
        '404':
          description: 404 response
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                    description: |-
                      Error class name (e.g.

                      ValidationError, NotFound)
                  message:
                    type: string
                    description: Human-readable error message
                  details:
                    type: array
                    items: {}
                required:
                  - error
                  - message
      security:
        - bearerAuth: []
components:
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      description: HERO personal access token

````