Mureka Stem Separation

Audio to audio

Liveby Mureka

Separates a song into downloadable audio stems, with available stem types and optional MIDI output determined by the selected separation model.

Ask your agent

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CodexClaude CodeAny agent with a terminal

Separate the vocals from the music in this song.

More examples

Clean up the background noise in this interview recording.

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How it works

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For developersSummary, tool id, API call, input and output

Voice & audio API by Mureka, callable through Superpowers. It costs $0.065 per request, charged only when the call succeeds. Call it with one API key: POST /v1/run with "tool": "fal.mureka-api-song-stem", or over MCP with run_tool.

Tool id
Price per call: $0.065 / request

Call it

Also over MCP as run_tool

curl -X POST https://superpowers.tools/v1/run \
  -H 'Authorization: Bearer $SP_KEY' \
  -d '{"tool":"fal.mureka-api-song-stem","input":{"audio_url":""},"idempotency_key":"example-request-1"}'

Input

2 fields · 1 required

{
  "type": "object",
  "required": [
    "audio_url"
  ],
  "properties": {
    "audio_url": {
      "type": "string",
      "description": "Public HTTPS URL or data URI for an MP3 or M4A song to separate, up to 10 MB."
    },
    "model": {
      "type": "string",
      "description": "Stem-separation model, which determines available stems and MIDI output.",
      "default": "audio-separation-3",
      "enum": [
        "audio-separation-1",
        "audio-separation-2",
        "audio-separation-3"
      ]
    }
  }
}