MCP Playwright CDP

A Model Context Protocol server that provides browser automation capabilities using Playwright with Chrome DevTools Protocol (CDP) support. This server enables LLMs to interact with web pages, take screenshots, and execute JavaScript in a real browser environment, with the ability to connect to existing Chrome instances via CDP.

This is a fork of executeautomation/mcp-playwright v0.2.7, enhanced with CDP support for connecting to running Chrome instances.

Key Features

🔗 Connect to existing Chrome instances via CDP
🌐 Full browser automation capabilities
📸 Screenshot capture of entire pages or specific elements
🖱️ Comprehensive web interactions (navigation, clicking, form filling)
📊 Console log monitoring
🔧 JavaScript execution in browser context
🌍 HTTP API testing support

Installation

You can install the package using either npm or Smithery:

Installing via Smithery

To install MCP Playwright CDP for Claude Desktop automatically via Smithery:

npx -y @smithery/cli install @lars-hagen/mcp-playwright-cdp --client claude

Manual Installation

Using npm:

npm install

Configuration

Add this to your Claude Desktop configuration file:

{
  "mcpServers": {
    "playwright": {
      "command": "node",
      "args": ["/path/to/mcp-playwright/dist/index.js"]
    }
  }
}

Replace /path/to/mcp-playwright with your actual path to the repository.

CDP Connection

This fork adds the ability to connect to an existing Chrome instance via CDP. To use this feature:

Launch Chrome with remote debugging enabled:

/Applications/Google\ Chrome.app/Contents/MacOS/Google\ Chrome --remote-debugging-port=9222

The server will automatically attempt to connect to the running Chrome instance first, before launching a new browser.

Credits

This project is a fork of executeautomation/mcp-playwright, enhanced with CDP support for connecting to running Chrome instances.

License

This project is licensed under the MIT License - see the LICENSE file for details.

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security – no known vulnerabilities

license - not found

quality - confirmed to work

hybrid server

The server is able to function both locally and remotely, depending on the configuration or use case.

Tools

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Enables LLMs to perform browser automation through the Playwright framework with Chrome DevTools Protocol support, connecting to existing Chrome instances for advanced web interactions and JavaScript execution.

Related Resources

Reddit Discussion about this server

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