PDF Tools

PDF Batch Watermark

Apply text watermarks to multiple PDF files with rotation, opacity, and tiling options

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/pdf-batch-watermark' \
  -F 'file=@/path/to/sourceFiles.ext'

# 2) Call the tool with the returned filePath values
curl -X POST 'https://api.elysiatools.com/en/api/tools/pdf-batch-watermark' \
  -F 'sourceFiles=/path/to/file.ext' \
  -F 'watermarkText=CONFIDENTIAL' \
  -F 'watermarkColor=#D93838' \
  -F 'rotateDeg=-30' \
  -F 'opacity=0.2' \
  -F 'fontSize=48' \
  -F 'tile=true'

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/pdf-batch-watermark

Parameters

Name	Type	Required	Description
sourceFiles	fileupload required	Yes	—
watermarkText	text	No	—
watermarkColor	color	No	—
rotateDeg	number	No	—
opacity	number	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-pdf-batch-watermark": {
      "name": "pdf-batch-watermark",
      "description": "Apply text watermarks to multiple PDF files with rotation, opacity, and tiling options",
      "baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=pdf-batch-watermark",
      "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": "pdf-batch-watermark",
    "arguments": {
  "sourceFiles": "https://example.com/file.ext",
  "watermarkText": "CONFIDENTIAL",
  "watermarkColor": "#D93838",
  "rotateDeg": -30,
  "opacity": 0.2,
  "fontSize": 48,
  "tile": true
}
  }
}

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).

Browse tools Open tool