Media

Audio Looper

Create seamless loops from an audio clip

file· File resultOpen tool

Quick start

Call this tool from your code in three languages.

cURL

# 1) Upload each file first → returns { filePath }
curl -X POST 'https://api.elysiatools.com/upload/audio-looper' \
  -F 'file=@/path/to/audioFile.ext'

# 2) Call the tool with the returned filePath values
curl -X POST 'https://api.elysiatools.com/en/api/tools/audio-looper' \
  -F 'audioFile=/path/to/file.ext' \
  -F 'loopStart=0' \
  -F 'loopLength=2' \
  -F 'repetitions=4' \
  -F 'crossfade=0.1' \
  -F 'tempoSync=false' \
  -F 'pitchPreserve=true' \
  -F 'mix=1' \
  -F 'outputFormat=mp3'

API reference

Send a POST request with your inputs as JSON. File parameters require a separate upload first.

Endpoint

HTTP

POST https://api.elysiatools.com/en/api/tools/audio-looper

Parameters

Name	Type	Required	Description
audioFile	fileupload required	Yes	—
loopStart	number	No	Starting point for the loop segment within the audio file.
loopLength	range	No	Duration of each loop repetition. Shorter values = faster rhythmic patterns.
repetitions	range	No	Number of times the loop segment repeats. Higher values = longer loop sequences.
crossfade	range

MCP integration

Add this tool to your Model Context Protocol server so AI agents can list and call it.

Server configuration

Add this block to your MCP client configuration:

mcp.json

{
  "mcpServers": {
    "elysiatools-audio-looper": {
      "name": "audio-looper",
      "description": "Create seamless loops from an audio clip",
      "baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=audio-looper",
      "command": "",
      "args": [],
      "env": {},
      "isActive": true,
      "type": "sse"
    }
  }
}

List available tools

After connecting to the SSE endpoint, list the exposed tools:

tools/list

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/list"
}

Call this tool

Invoke the tool by its id, passing arguments built from its parameters:

tools/call

{
  "jsonrpc": "2.0",
  "id": 2,
  "method": "tools/call",
  "params": {
    "name": "audio-looper",
    "arguments": {
  "audioFile": "https://example.com/file.ext",
  "loopStart": 0,
  "loopLength": 2,
  "repetitions": 4,
  "crossfade": 0.1,
  "tempoSync": false,
  "pitchPreserve": true,
  "mix": 1,
  "outputFormat": "mp3"
}
  }
}

Chain multiple tools in one session with a comma-separated toolId list, e.g. /mcp/sse?toolId=png-to-webp,jpg-to-webp,gif-to-webp (max 20).

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