# Puppeteer

A Model Context Protocol server that provides browser automation capabilities using Puppeteer. This server enables LLMs to interact with web pages, take screenshots, and execute JavaScript in a real browser environment.

## Components

### Tools

- **puppeteer_navigate**

  - Navigate to any URL in the browser
  - Input: `url` (string)

- **puppeteer_screenshot**

  - Capture screenshots of the entire page or specific elements
  - Inputs:
    - `name` (string, required): Name for the screenshot
    - `selector` (string, optional): CSS selector for element to screenshot
    - `width` (number, optional, default: 800): Screenshot width
    - `height` (number, optional, default: 600): Screenshot height

- **puppeteer_click**

  - Click elements on the page
  - Input: `selector` (string): CSS selector for element to click

- **puppeteer_hover**

  - Hover elements on the page
  - Input: `selector` (string): CSS selector for element to hover

- **puppeteer_fill**

  - Fill out input fields
  - Inputs:
    - `selector` (string): CSS selector for input field
    - `value` (string): Value to fill

- **puppeteer_select**

  - Select an element with SELECT tag
  - Inputs:
    - `selector` (string): CSS selector for element to select
    - `value` (string): Value to select

- **puppeteer_evaluate**
  - Execute JavaScript in the browser console
  - Input: `script` (string): JavaScript code to execute

### Resources

The server provides access to two types of resources:

1. **Console Logs** (`console://logs`)

   - Browser console output in text format
   - Includes all console messages from the browser

2. **Screenshots** (`screenshot://<name>`)
   - PNG images of captured screenshots
   - Accessible via the screenshot name specified during capture

## Key Features

- Browser automation
- Console log monitoring
- Screenshot capabilities
- JavaScript execution
- Basic web interaction (navigation, clicking, form filling)

## Configuration to use Puppeteer Server

Here's the Claude Desktop configuration to use the Puppeter server:

### Docker

**NOTE** The docker implementation will use headless chromium, where as the NPX version will open a browser window.

```json
{
  "mcpServers": {
    "puppeteer": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "--init",
        "-e",
        "DOCKER_CONTAINER=true",
        "mcp/puppeteer"
      ]
    }
  }
}
```

### NPX

```json
{
  "mcpServers": {
    "puppeteer": {
      "command": "npx",
      "args": ["-y", "@modelcontextprotocol/server-puppeteer"]
    }
  }
}
```

## Build

Docker build:

```bash
docker build -t mcp/puppeteer -f src/puppeteer/Dockerfile .
```

## License

This MCP server is licensed under the MIT License. This means you are free to use, modify, and distribute the software, subject to the terms and conditions of the MIT License. For more details, please see the LICENSE file in the project repository.