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GET
/
api
/
v1
/
vocal-removal
/
record-info
Get Audio Separation Details
curl --request GET \
  --url https://api.sunoapi.org/api/v1/vocal-removal/record-info \
  --header 'Authorization: Bearer <token>'
{
  "code": 200,
  "msg": "success",
  "data": {
    "taskId": "3e63b4cc88d52611159371f6af5571e7",
    "musicId": "376c687e-d439-42c1-b1e4-bcb43b095ec2",
    "callbackUrl": "https://57312fc2e366.ngrok-free.app/api/v1/vocal-removal/test",
    "musicIndex": 0,
    "completeTime": 1753782937000,
    "response": {
      "originUrl": null,
      "instrumentalUrl": "https://file.aiquickdraw.com/s/d92a13bf-c6f4-4ade-bb47-f69738435528_Instrumental.mp3",
      "vocalUrl": "https://file.aiquickdraw.com/s/3d7021c9-fa8b-4eda-91d1-3b9297ddb172_Vocals.mp3",
      "backingVocalsUrl": null,
      "drumsUrl": null,
      "bassUrl": null,
      "guitarUrl": null,
      "keyboardUrl": null,
      "percussionUrl": null,
      "stringsUrl": null,
      "synthUrl": null,
      "fxUrl": null,
      "brassUrl": null,
      "woodwindsUrl": null
    },
    "successFlag": "SUCCESS",
    "createTime": 1753782854000,
    "errorCode": null,
    "errorMessage": null
  }
}
Retrieve the full state and output URLs for a vocal/instrument separation task using the taskId from Vocal & Instrument Stem Separation.

​
What you get

  • Task metadata: taskId, musicId, musicIndex, createTime, completeTime
  • Result URLs:
  • instrumentalUrl (for separate_vocal)
  • vocalUrl
  • Additional stems (for split_stem): backingVocalsUrl, drumsUrl, bassUrl, guitarUrl, keyboardUrl, percussionUrl, stringsUrl, synthUrl, fxUrl, brassUrl, woodwindsUrl
  • Status: successFlag = PENDING | SUCCESS | failure states, with errorMessage if any

​
Required Query Parameter

​
taskId (string)

The identifier returned by POST /api/v1/vocal-removal/generate. Use it to check progress and retrieve all output links.

​
Success Response — separate_vocal (example)

{
  "code": 200,
  "msg": "success",
  "data": {
    "taskId": "3e63b4cc88d52611159371f6af5571e7",
    "musicId": "376c687e-d439-42c1-b1e4-bcb43b095ec2",
    "callbackUrl": "https://57312fc2e366.ngrok-free.app/api/v1/vocal-removal/test",
    "musicIndex": 0,
    "completeTime": 1753782937000,
    "response": {
      "originUrl": null,
      "instrumentalUrl": "https://file.aiquickdraw.com/s/d92a13bf-c6f4-4ade-bb47-f69738435528_Instrumental.mp3",
      "vocalUrl": "https://file.aiquickdraw.com/s/3d7021c9-fa8b-4eda-91d1-3b9297ddb172_Vocals.mp3",
      "backingVocalsUrl": null,
      "drumsUrl": null,
      "bassUrl": null,
      "guitarUrl": null,
      "keyboardUrl": null,
      "percussionUrl": null,
      "stringsUrl": null,
      "synthUrl": null,
      "fxUrl": null,
      "brassUrl": null,
      "woodwindsUrl": null
    },
    "successFlag": "SUCCESS",
    "createTime": 1753782854000,
    "errorCode": null,
    "errorMessage": null
  }
}

Authorizations

​
Authorization
string
header
required

🔑 API Authentication

All endpoints require authentication using Bearer Token.

Get API Key

  1. Visit the API Key Management Page to obtain your API Key

Usage

Add to request headers:

Authorization: Bearer YOUR_API_KEY

⚠️ Note:

  • Keep your API Key secure and do not share it with others
  • If you suspect your API Key has been compromised, reset it immediately from the management page

Query Parameters

​
taskId
string
required

The task ID returned from the Separate Vocals from Music endpoint. Used to retrieve detailed information about a specific vocal separation task, including download URLs for all separated audio components.

Response

Request successful

​
code
enum<integer>

Status code. 200 - Request successful, 400 - Invalid parameters, 401 - Unauthorized access, 404 - Invalid request method or path, 405 - Rate limit exceeded, 413 - Theme or prompt too long, 429 - Insufficient credits, 430 - Your call frequency is too high. Please try again later, 455 - System maintenance, 500 - Server error

Available options:
200,
400,
401,
404,
405,
413,
429,
430,
455,
500
Example:

200

​
msg
string

Error message when code != 200

Example:

"success"

​
data
object