4Z API

Vocal/Instrument separation (URL)

Endpoint: POST https://4zapi.com/suno/submit/stems-by-url

Separate vocals and accompaniment by URL, 0 points, asynchronous.

Request body (application/json)

  • url (string, required): Audio file URL

Request example

{
  "url": "https://example.com/audio.mp3"
}