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Compare scores, permissions, risks, and fit in one decision-focused table.

DimensionComet MCPGive Claude Code a browser that thinks.Playwright MCP ServerPlaywright-based browser automation MCP server
FMRS54 / 100 · D66 / 100 · C
Reliability8 / 209 / 20
Security and permissions10 / 2011 / 20
Maintenance11 / 2015 / 20
Documentation12 / 2017 / 20
Setup experience13 / 2014 / 20
Best for
  • Developers needing deep web research and interactive browsing
  • Users who want to delegate browsing to a specialized AI
  • Tasks involving dynamic content or login walls
  • Developers who need browser automation from Claude Desktop, VS Code, and similar clients
  • Users doing web testing and scraping
Not for
  • Simple queries that don't require complex browser interaction
  • Users who don't install Comet browser
  • Users who need low-level control of the browser
  • Environments requiring strict sandboxing that disallow AI-controlled browsers
  • Claude Desktop users needing HTTP/SSE mode (Claude Desktop currently requires stdio mode)
Required permissions
  • Auto-launch Comet browser
  • Communicate with browser via CDP
  • Read and write browser page content
  • Requires Node.js 18+ environment
  • Runs real browsers (Chromium, Firefox, WebKit) locally
  • Automatically downloads and installs browser binaries on first use
  • Writes log files to ~/playwright-mcp-server.log
  • Binds a local port in HTTP mode (default 8931)
Risks and side effects
  • Browser automation may pose security risks; ensure trust in the source
  • Comet browser may collect usage data; consider privacy
  • Auto-launching browser may consume system resources
  • AI can execute JavaScript in a real browser, potentially accessing and manipulating sensitive web content
  • Automatic browser downloads consume disk space and bandwidth
  • HTTP mode binds to localhost only; exposing it via SSH tunnels still requires caution
Supported clientsClaude DesktopClaude Desktop, Claude Code, Cline, Cursor, VS Code
Tools61