Recipes

Audio Captioning

Generates music captions, lyrics, and metadata by running the ACE-Step captioner and transcriber models.

post/v2/consumer/recipes/audioCaptioning

Request

experimentalboolean

allowMatureContentboolean

whatifboolean

ephemeralboolean

tier'paid' | 'free'

How a workflow is paid for.

mediaUrlstring uri required

The URL of the audio file or zip archive to caption.

temperaturenumber double required

Sampling temperature for both ACE-Step requests.

maxNewTokensinteger required

Maximum number of tokens to generate for each ACE-Step request.

resultsobject required

Oct 6, 2026e3d4f2c08853 Revision changes
- info
  added the new optional query request parameter tier
Sep 25, 2026c8e95516c56b Revision changes
- info
  added the non-success response with the status