Design

Image Extract Region

Extract a specific rectangular region from an image by specifying area dimensions and position

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/image-extract-region' \
  -F 'file=@/path/to/imageFile.ext'

# 2) Call the tool with the returned filePath values
curl -X POST 'https://api.elysiatools.com/en/api/tools/image-extract-region' \
  -F 'imageFile=/path/to/file.ext' \
  -F 'extractMode=custom' \
  -F 'width=0' \
  -F 'height=0' \
  -F 'gravity=center' \
  -F 'x=0' \
  -F 'y=0' \
  -F 'format=original' \
  -F 'quality=90'

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/image-extract-region

Parameters

Name	Type	Required	Description
imageFile	fileupload required	Yes	Upload any image file (JPEG, PNG, WebP, TIFF) for region extraction
extractMode	select	Yes	Choose how to extract region: custom dimensions, center, corner, or percentage
width	number	No	Set the extract width. For percentage mode, use 1-100
height	number	No	Set the extract height. For percentage mode, use 1-100
gravity

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-image-extract-region": {
      "name": "image-extract-region",
      "description": "Extract a specific rectangular region from an image by specifying area dimensions and position",
      "baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=image-extract-region",
      "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": "image-extract-region",
    "arguments": {
  "imageFile": "https://example.com/file.ext",
  "extractMode": "custom",
  "width": 0,
  "height": 0,
  "gravity": "center",
  "x": 0,
  "y": 0,
  "format": "original",
  "quality": 90
}
  }
}

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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