Extract Left Channel

Extract only the left channel to a mono file

Extracts the left channel from a stereo audio file and saves it as a mono file. Useful for isolating specific audio content, analyzing individual channels, or when only one channel contains the desired audio. The right channel is completely removed.

API Documentation

Request Endpoint

POST /en/api/tools/audio-left-channel-extract

Request Parameters

Parameter Name	Type	Required	Description
audioFile	file (Upload required)	Yes	-
outputFormat	select	No	-

File type parameters need to be uploaded first via POST /upload/audio-left-channel-extract to get filePath, then pass filePath to the corresponding file field.

Response Format

{
  "filePath": "/public/processing/randomid.ext",
  "fileName": "output.ext",
  "contentType": "application/octet-stream",
  "size": 1024,
  "metadata": {
    "key": "value"
  },
  "error": "Error message (optional)",
  "message": "Notification message (optional)"
}

File: File

AI MCP Documentation

Add this tool to your MCP server configuration:

{
  "mcpServers": {
    "elysiatools-audio-left-channel-extract": {
      "name": "audio-left-channel-extract",
      "description": "Extract only the left channel to a mono file",
      "baseUrl": "https://elysiatools.com/mcp/sse?toolId=audio-left-channel-extract",
      "command": "",
      "args": [],
      "env": {},
      "isActive": true,
      "type": "sse"
    }
  }
}

You can chain multiple tools, e.g.: `https://elysiatools.com/mcp/sse?toolId=png-to-webp,jpg-to-webp,gif-to-webp`, max 20 tools.

Supports URL file links or Base64 encoding for file parameters.

If you encounter any issues, please contact us at [email protected]