ElevenLabs Music API

Full tracks from a written brief, with optional lyrics placed across the length you ask for.

Endpoint

POST https://api.hedra.com/v3/models/elevenlabs-music

Example request

curl -X POST "https://api.hedra.com/v3/models/elevenlabs-music" \
  -H "Authorization: Key $HEDRA_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"input": {"prompt": "a cinematic shot of a city at dusk"}}'

Parameters

promptstringrequired

Generation prompt.

duration_msintegerrequired

Length of the generated track, in milliseconds. Billed as whole seconds, rounded up. From 3000 to 600000.

lyricsstring

Words for the track to sing. Sent to the provider inside the prompt, which reads lyrics from the prompt text and places them across the requested length. Cannot be combined with `force_instrumental`. At most 10000 characters.

force_instrumentalboolean

Compose without vocals.