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Convert WebP with Quality Adjustment

Adjust WebP image quality with lossless, lossy, and near-lossless options

Click to upload file or drag and drop file here

Maximum file size: 50MB Supported formats: image/webp

0 85 100

Lower values reduce file size, higher values increase quality. Auto-adjusted for lossless modes.

Compress without any quality loss. Quality will be set to 100.

Almost perfect quality with good compression. Minimum quality set to 85.

0 4 6

Higher values = better compression but slower processing

Optimize color channel processing for potentially better quality

0 85 100

Quality setting for alpha/transparency channel when present

API Documentation

Request Endpoint

POST /en/api/tools/webp-to-quality-adjusted-webp

Request Parameters

Parameter Name Type Required Description
imageFile file (Upload required) Yes -
quality range No Lower values reduce file size, higher values increase quality. Auto-adjusted for lossless modes.
lossless checkbox No Compress without any quality loss. Quality will be set to 100.
nearLossless checkbox No Almost perfect quality with good compression. Minimum quality set to 85.
effort range No Higher values = better compression but slower processing
smartSubsample checkbox No Optimize color channel processing for potentially better quality
alphaQuality range No Quality setting for alpha/transparency channel when present

File type parameters need to be uploaded first via POST /upload/webp-to-quality-adjusted-webp 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-webp-to-quality-adjusted-webp": {
      "name": "webp-to-quality-adjusted-webp",
      "description": "Adjust WebP image quality with lossless, lossy, and near-lossless options",
      "baseUrl": "https://elysiatools.com/mcp/sse?toolId=webp-to-quality-adjusted-webp",
      "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]