Batch Image Compress

Compress multiple images with quality control, output format selection, and size optimization

file· File result

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/batch-compress' \
  -F 'file=@/path/to/imageFiles.ext'

# 2) Call the tool with the returned filePath values
curl -X POST 'https://api.elysiatools.com/en/api/tools/batch-compress' \
  -F 'imageFiles=/path/to/file.ext' \
  -F 'targetQuality=70' \
  -F 'targetSize=0' \
  -F 'outputFormat=original' \
  -F 'preserveAspectRatio=true' \
  -F 'preserveMetadata=false' \
  -F 'progressive=true' \
  -F 'smartResize=false' \
  -F 'keepOriginalNames=true' \
  -F 'compressionMethod=balanced'

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/batch-compress

Parameters

Name	Type	Required	Description
imageFiles	fileupload required	Yes	—
targetQuality	number	No	—
targetSize	number	No	—
outputFormat	select	No	—
preserveAspectRatio	checkbox	No

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-batch-compress": {
      "name": "batch-compress",
      "description": "Compress multiple images with quality control, output format selection, and size optimization",
      "baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=batch-compress",
      "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": "batch-compress",
    "arguments": {
  "imageFiles": "https://example.com/file.ext",
  "targetQuality": 70,
  "targetSize": 0,
  "outputFormat": "original",
  "preserveAspectRatio": true,
  "preserveMetadata": false,
  "progressive": true,
  "smartResize": false,
  "keepOriginalNames": true,
  "compressionMethod": "balanced"
}
  }
}

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).

Response format

File result

JSON

{
  "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)"
}

Batch Image Compress — API & MCP | Elysia Tools