Audio Wah-Wah

Apply an auto-wah or wah-wah effect

Creates the classic wah-wah pedal effect using automated band-pass filtering. Mimics the sound of a crybaby wah pedal popular in funk, rock, and blues music.

Audio File *

Click to upload file or drag and drop file here

Maximum file size: 200MB Supported formats: audio/*

Wah Mode

Auto-Wah automatically sweeps the filter, Manual uses a fixed position.

Wah Frequency (0.1-10 Hz)

0.1 1.5 10

Speed of the wah sweep in auto mode. Higher = faster wah effect.

Wah Depth (0-1.0)

0 0.8 1

How wide the wah filter sweeps. Higher = more dramatic wah effect.

Wah Center Frequency (200-5000 Hz)

Center frequency of the wah sweep. Lower = bassier, Higher = brighter.

Filter Resonance (0.1-10)

0.1 2 10

Sharpness of the wah filter. Higher = more pronounced, vocal-like wah.

Wet/Dry Mix (0-1.0)

0 0.6 1

Balance between dry (original) and wet (wah-wah) signal.

Output Format

API Documentation

Request Endpoint

POST /en/api/tools/audio-wah-wah

Request Parameters

Parameter Name	Type	Required	Description
audioFile	file (Upload required)	Yes	-
mode	select	No	Auto-Wah automatically sweeps the filter, Manual uses a fixed position.
wahFreq	range	No	Speed of the wah sweep in auto mode. Higher = faster wah effect.
wahDepth	range	No	How wide the wah filter sweeps. Higher = more dramatic wah effect.
wahCenter	number	No	Center frequency of the wah sweep. Lower = bassier, Higher = brighter.
resonance	range	No	Sharpness of the wah filter. Higher = more pronounced, vocal-like wah.
mix	range	No	Balance between dry (original) and wet (wah-wah) signal.
outputFormat	select	No	-

File type parameters need to be uploaded first via POST /upload/audio-wah-wah 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-wah-wah": {
      "name": "audio-wah-wah",
      "description": "Apply an auto-wah or wah-wah effect",
      "baseUrl": "https://elysiatools.com/mcp/sse?toolId=audio-wah-wah",
      "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]