​
Extend Music using Audio URL

This API allows you to extend an existing song by providing a publicly accessible URL of the original audio.
Choose between:
  • 🎧 HD Quality → sansaar_1 (Higher fidelity, slower processing)
  • ⚡ Fast Mode → sansaar_1_lite (Quicker processing, lower fidelity)

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Core Parameters

🛈 The parameters below define the request body for this API.
ParameterTypeRequired?Description
audioUrlstring✅ Required   Publicly available URL of the audio file to extend.

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Request Body

Request body:
{
  "audioUrl": "string"
}

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Code Samples

  import requests

  url = "https://api.soundverse.ai/v1/generate/extend"
  headers = {
      "Authorization": "Bearer your_api_key_here",
      "Content-Type": "application/json"
  }
  payload = {
      "audio_url": "
  https://storage.googleapis.com/x-one/67b9ca2f20e711017fc1b6c5/67b9ca2f20e711017fc1b6c5/xone20250312100522scsuxkec.wav
  }

  response = requests.post(url, json=payload, headers=headers)
  print(response.json())

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Response

    {
    "prompt":"str",
    "albumArt":"str",
    "aiReply":"str",
    "audioData":[
      {
        "audioUrl":"str",
        "songName":"str",
        "licenses":"str"
      }
    ]
    }

​
Sample Output

{
  "prompt":"A hopeful melody with rising strings and ambient piano, like the end of a movie when the hero finds peace.",
  "albumArt":"https://storage.googleapis.com/soundverse-album-art/67b9ca2f20e711017fc1b6c5/67b9ca2f20e711017fc1b6c5/20250413130229_00000_album_cover_art_for_A_hopeful_melody_with_rising_strings_and_ambient_piano_like_the_end_of_a_movie_when_the_hero_finds_peace.png",
  "aiReply":"Your audio jewel is polished and gleaming, a testament to your artistic prowess. Unleash its melodies and watch the world listen in awe.",
  "audioData":[
    {
      "audioUrl":"https://storage.googleapis.com/x-one/67b9ca2f20e711017fc1b6c5/67b9ca2f20e711017fc1b6c5/xone20250413130323ltyxhk5r.wav",
      "songName":"A hopeful melody with ris...",
      "licenses":"Sync"
    }
  ]
}

​
Possible Errors :

  • If NSFW words are detected
{
  "success": False,
  "message": "NSFW words detected. Please try again with a different prompt.",
}
  • If Artist name is detected
{
  "success": False,
  "message": "Artist name detected. Please try again with a different prompt.",
}