Comet MCP

by hanzili• 181•• Scanned•Claim this listing•Request removal
Browser Automationagentic aiagentic browserautomationmcp server

MCP Server connecting to Perplexity Comet browser

Comet MCP is an open-source mcp server by hanzili, written mainly in TypeScript, with 181 GitHub stars and the MIT license. Its code was last updated Jan 13, 2026. The latest npm release is comet-mcp 2.3.0, published Jan 13, 2026, with 79 downloads last week.

Scan summary: scanned Nov 5, 2026 at commit 6f10c86. Seen able to run shell commands, control a web browser. Scan policy

How to install Comet MCP

Built from the start command in the project's README: npx -y comet-mcp. Check the README for required keys or settings.

Claude Code · Terminal
claude mcp add comet-mcp -- npx -y comet-mcp
Claude Desktop · claude_desktop_config.json
{
  "mcpServers": {
    "comet-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "comet-mcp"
      ]
    }
  }
}
Cursor · .cursor/mcp.json
{
  "mcpServers": {
    "comet-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "comet-mcp"
      ]
    }
  }
}
VS Code · Terminal
code --add-mcp '{"name":"comet-mcp","command":"npx","args":["-y","comet-mcp"]}'

What Comet MCP can touch

  • Run shell commandsFound in the code by our scan
  • Run dynamic codeNot seen in this scan
  • Read or write filesNot seen in this scan
  • Read environment and secretsNot seen in this scan
  • Control a web browserListed as a tool: comet_screenshot
  • Connect to databasesNot seen in this scan
  • Read or send messagesNot seen in this scan
  • Touch money or tradingNot seen in this scan
  • Connect to the internetNo connections seen while running

"Not seen" means our checks did not find it, and the tool may still do it. Covers commit 6f10c86, Nov 5, 2026. See the scan policy.

Before you install Comet MCP

AgenticMart scanned Comet MCP on Nov 5, 2026 with automated checks for hidden code, known-malicious packages, leaked secrets and vulnerable dependencies. The result covers one commit under our scan policy, so review what access you give it and check any advisories shown here.

What it can access

  • An MCP server is a program your AI app starts and talks to. A local one runs with your user's permissions: it can see the files, environment variables and network your account can.
  • Based on its description and topics, it likely needs to control a web browser (visit sites, fill in and submit forms).

Before you install

  1. Run it in a separate browser profile without your logged-in accounts.
  2. Pin the version you reviewed instead of always installing the latest release.
  3. Read the tool list or scripts before the first run, and keep approval prompts on for actions that write, send or delete.
  • Maintained by hanzili on GitHub, 181 stars and 33 forks. Popularity is not proof of safety.
  • Last code change: Jan 13, 2026.
  • Open-source license: MIT.

Tools Comet MCP exposes (6)

Listed by the server itself during our scan of commit 6f10c86.

  • comet_connect

    Connect to Comet browser (auto-starts if needed)

  • comet_ask

    Send a prompt to Comet/Perplexity and wait for the complete response (blocking). Ideal for tasks requiring real browser interaction (login walls, dynamic content, filling forms) or deep research with agentic browsing.

  • comet_poll

    Check agent status and progress. Call repeatedly to monitor agentic tasks.

  • comet_stop

    Stop the current agent task if it's going off track

  • comet_screenshot

    Capture a screenshot of current page

  • comet_mode

    Switch Perplexity search mode. Modes: 'search' (basic), 'research' (deep research), 'labs' (analytics/visualization), 'learn' (educational). Call without mode to see current mode.

Comet MCP is an open-source mcp server by hanzili, written mainly in TypeScript. MCP Server connecting to Perplexity Comet browser

At a glance

Stars
181
Forks
33
Language
TypeScript
License
MIT
Created
Jan 2026
Last update
Jan 13, 2026
Type
MCP Server
Price
Free

Topics

agentic-aiagentic-browserautomationmcp-server

Questions about Comet MCP

What is Comet MCP?

MCP Server connecting to Perplexity Comet browser

Who maintains Comet MCP?

Comet MCP is maintained by hanzili on GitHub (hanzili/comet-mcp). AgenticMart lists it from public repository data.

Is Comet MCP safe to use?

AgenticMart scanned Comet MCP on Nov 5, 2026 with automated checks for hidden code, known-malicious packages, leaked secrets and vulnerable dependencies. The result covers one commit under our scan policy, so review what access you give it and check any advisories shown here.

What license does Comet MCP use?

It is published under the MIT license.

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