Playwright MCP Server
@ma-pony
Playwright MCP Server 一个基于 FastMCP 框架的专业级 Playwright 浏览器自动化 MCP 服务器，为 LLM 应用提供强大的网页交互和数据提取能力。
Overview
What is Playwright MCP Server?
A professional-grade Playwright browser automation MCP server built on the FastMCP framework. It provides LLM applications with powerful web interaction and data extraction capabilities, supporting Chromium, Firefox, and WebKit engines.
How to use Playwright MCP Server?
Install via pip install mcp-playwright (or uv add mcp-playwright) and run playwright install to download browsers. Start the server with the mcp-playwright command. Integrate with Claude Desktop by adding the tool’s command to the MCP configuration JSON.
Key features of Playwright MCP Server
- Full Playwright browser control and automation
- Multi-engine support: Chromium, Firefox, WebKit
- Independent browser sessions with concurrent operation
- Smart lifecycle management and resource cleanup
- Comprehensive error handling and timeout control
- Modular design with type safety and async safety
Use cases of Playwright MCP Server
- LLM-driven web scraping and data extraction
- Automated browser testing for web applications
- AI-assisted form filling and page interaction
- Dynamic website monitoring and screenshot capture
- Integration of web content into LLM reasoning pipelines
FAQ from Playwright MCP Server
What Python and Playwright versions are required?
Python 3.10 or higher, and Playwright 1.51.0 or higher.
How does Playwright MCP Server manage browser sessions?
It uses a session manager with isolated browser contexts, configurable max sessions (default 10), and automatic resource cleanup via weak references.
What data can I extract from a page?
The server provides tools to get page title, current URL, element text content, and element attribute values, along with full-page screenshots and JavaScript execution results.
Is there a limit on concurrent browser sessions?
Yes. The default maximum concurrent sessions is 10, configurable via the max_sessions option.
Does the server support authentication or custom headers?
No authentication or custom header support is mentioned in the README. The server focuses on standard browser automation tools.
