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POST
cURL
Use this endpoint to apply a fade-in effect to an existing Suno track. Submit music_id, fade_time_s, and title; store the returned jobId and retrieve the edited result through Suno Fetch V2 or your hookUrl callback.

Authorizations

TT-API-KEY
string
header
required

You can obtain your API key from the TTAPI Dashboard.

Body

application/json
music_id
string
required

Source music ID to edit.

fade_time_s
number
required

Fade duration, in seconds.

title
string
required

Base title for the edited track. The resulting title is submitted with a Fade In suffix.

isStorage
boolean
default:true

Whether to store the generated audio.

  • true: The audio will be stored and a TTAPI CDN URL will be returned
  • false: The original source URL will be returned
hookUrl
string

Callback notification URL

Response

Request successful

status
string
required
Example:

"SUCCESS"

message
string
required
Example:

"success"

data
object
required
Example:
Last modified on June 8, 2026