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POST
/
flowmusic
/
v1
/
cover
cURL
curl --request POST \
  --url https://api.ttapi.io/flowmusic/v1/cover \
  --header 'Content-Type: application/json' \
  --header 'TT-API-KEY: <api-key>' \
  --data '
{
  "clip_id": "string",
  "model": "string",
  "instruction": "string",
  "strength": 0,
  "title": "string",
  "seed": "string",
  "hook_url": "string"
}
'
{
  "status": "SUCCESS",
  "message": "success",
  "data": {
    "job_id": "job_id"
  }
}

Documentation Index

Fetch the complete documentation index at: https://docs.ttapi.io/llms.txt

Use this file to discover all available pages before exploring further.

Authorizations

​
TT-API-KEY
string
header
required

Please visit TTAPI Dashboard to obtain your API key.

Body

application/json
​
clip_id
string
required

Source music clip_id.

Example:

"abc123-def456"

​
instruction
string
required

Cover editing instruction.

Example:

"Change this song to jazz style"

​
strength
number
default:0.5
required

Cover strength, range 0 to 1.

Required range: 0 <= x <= 1
​
model
string
default:Lyria 3 Pro

Music model name; defaults to Lyria 3 Pro when empty.

​
title
string

Music title after Cover.

​
seed
string

Random seed; used to reproduce or control generation results.

​
hook_url
string

Business callback URL after task completion; no callback push when empty.

Response

Request successful

​
status
string
required
Example:

"SUCCESS"

​
message
string
required
Example:

"success"

​
data
object
required
Example:
{ "job_id": "job_id" }
Last modified on May 13, 2026