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Comet MCP

Community
Give Claude Code a browser that thinks.
GitHub source repository ↗
★ 167 Stars Category · Browser Popular Source revision 6f10c86b0991
54FMRS · D
Reliability
8/20
Security and permissions
10/20
Maintenance
11/20
Documentation
12/20
Setup experience
13/20

This server offers a multi-agent delegation browsing approach, combining Claude's coding intelligence with Perplexity's web intelligence, but requires additional installation of Comet browser and carries certain security and privacy risks.

Read the FMRS scoring method →

Comet MCP is an MCP server that connects Claude Code to the Perplexity Comet browser. It delegates browsing tasks to an AI purpose-built for web research and browsing, allowing Claude to focus on coding. It supports deep research, real-time task monitoring, and multiple modes.

Tools

comet_connect
Connect to Comet (auto-starts if needed).
comet_ask
Send a task and wait for response.
comet_poll
Check progress on long-running tasks.
comet_stop
Stop current task.
comet_screenshot
Capture current page.
comet_mode
Switch modes: search, research, labs, learn.

Setup

  1. Add the configuration above to ~/.claude.json or .mcp.json.
  2. Install Perplexity Comet browser (download from official site).
  3. Restart Claude Code after configuration.

If Comet is installed in a non-standard location, set the COMET_PATH environment variable.

claude_desktop_config.json
{
  "mcpServers": {
    "comet-bridge": {
      "command": "npx",
      "args": ["-y", "comet-mcp"]
    }
  }
}

Fit and risk

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

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

Required permissions

  • Auto-launch Comet browser
  • Communicate with browser via CDP
  • Read and write browser page content
  • Requires Node.js 18+ environment

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

Troubleshooting

  1. Cannot connect to Comet: Check if Comet is installed (macOS: /Applications/Comet.app, Windows: %LOCALAPPDATA%\Perplexity\Comet\Application\)
  2. WSL cannot connect: Enable mirrored networking or use Windows PowerShell
  3. Tools not showing: Restart Claude Code

Use cases

Research top AI frameworks in 2025.
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Supported clients

Claude DesktopFull support