Document Tools

HTML to PDF Renderer

Render a limited HTML subset into a PDF with a deterministic layout

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/html-to-pdf-renderer' \
  -F 'file=@/path/to/htmlFile.ext'

# 2) Call the tool with the returned filePath values
curl -X POST 'https://api.elysiatools.com/en/api/tools/html-to-pdf-renderer' \
  -F 'htmlContent=<h1 style='color:#1f2937'>Browser Mode</h1><p>Sample layout.</p>' \
  -F 'htmlFile=/path/to/file.ext' \
  -F 'url=https://example.com' \
  -F 'baseUrl=https://example.com/docs/' \
  -F 'cssContent=body { font-family: Arial, sans-serif; }' \
  -F 'renderMode=browser' \
  -F 'pageSize=A4' \
  -F 'landscape=false' \
  -F 'printBackground=true' \
  -F 'scale=1' \
  -F 'marginTop=20' \
  -F 'marginBottom=20' \
  -F 'marginLeft=20' \
  -F 'marginRight=20' \
  -F 'fontSize=12' \
  -F 'lineHeight=1.5' \
  -F 'mediaType=print' \
  -F 'waitUntil=load' \
  -F 'waitTime=0'

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/html-to-pdf-renderer

Parameters

Name	Type	Required	Description
htmlContent	textarea	No	—
htmlFile	fileupload required	No	—
url	text	No	—
baseUrl	text	No	—
cssContent	textarea	No	—
renderMode	select	No	—
pageSize	select	No	—
landscape	checkbox	No	—
printBackground	checkbox	No	—
scale	number	No	—
marginTop	number	No	—
marginBottom	number	No	—
marginLeft	number	No	—
marginRight	number	No	—
fontSize	number	No	—
lineHeight	number	No	—
mediaType	select	No	—
waitUntil	select	No	—
waitTime	number	No	—

File-type parameters must be uploaded first via POST /upload/html-to-pdf-renderer, then the returned filePath is passed to the corresponding file field.

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)"
}

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-html-to-pdf-renderer": {
      "name": "html-to-pdf-renderer",
      "description": "Render a limited HTML subset into a PDF with a deterministic layout",
      "baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=html-to-pdf-renderer",
      "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": "html-to-pdf-renderer",
    "arguments": {
  "htmlContent": "<h1 style='color:#1f2937'>Browser Mode</h1><p>Sample layout.</p>",
  "htmlFile": "https://example.com/file.ext",
  "url": "https://example.com",
  "baseUrl": "https://example.com/docs/",
  "cssContent": "body { font-family: Arial, sans-serif; }",
  "renderMode": "browser",
  "pageSize": "A4",
  "landscape": false,
  "printBackground": true,
  "scale": 1,
  "marginTop": 20,
  "marginBottom": 20,
  "marginLeft": 20,
  "marginRight": 20,
  "fontSize": 12,
  "lineHeight": 1.5,
  "mediaType": "print",
  "waitUntil": "load",
  "waitTime": 0
}
  }
}

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).

File parameters accept a public file URL only (https://…). Local paths, data: URIs, and Base64 strings are not supported.

Questions or issues? Contact [email protected]