comet-mcp vs Browserbase MCP (Stagehand)

A side-by-side comparison of two Browser Automation servers — tools, transport, auth, maintenance, and copy-paste config for each.

	comet-mcp Give Claude Code a browser that thinks — delegate agentic web browsing and deep research to Perplexity Comet. Unverified stdio (local) No auth TypeScript	Browserbase MCP (Stagehand) Official Browserbase cloud-browser MCP built on Stagehand — natural-language act/extract/observe. Verified stdio (local) API key TypeScript
Category	Browser Automation	Browser Automation
Language	TypeScript	TypeScript
Transport	stdio (local)	stdio (local)
Auth	None	API key
GitHub stars	159	3.0k
Last commit	5 months ago	18 days ago
Verified
Actively maintained
Install	—	`npx -y @browserbasehq/mcp`
Repo	Open	Open

Verdict

Pick comet-mcp if you want zero-setup with no API key.

Pick Browserbase MCP (Stagehand) if you want the official, vendor-maintained server, and you prefer the more popular, battle-tested option.

Add comet-mcp

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "comet-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "comet-mcp"
      ]
    }
  }
}

Add Browserbase MCP (Stagehand)

Install / run

npx -y @browserbasehq/mcp

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "browserbase-mcp-stagehand": {
      "command": "npx",
      "args": [
        "-y",
        "@browserbasehq/mcp"
      ],
      "env": {
        "BROWSERBASE_API_KEY": "<your-browserbase-api-key>",
        "BROWSERBASE_PROJECT_ID": "<your-browserbase-project-id>",
        "GEMINI_API_KEY": "<your-gemini-api-key>"
      }
    }
  }
}

FAQ

comet-mcp or Browserbase MCP (Stagehand) — which is better?

Pick comet-mcp if you want zero-setup with no API key. Pick Browserbase MCP (Stagehand) if you want the official, vendor-maintained server, and you prefer the more popular, battle-tested option.

Can I use both comet-mcp and Browserbase MCP (Stagehand)?

Yes — MCP clients let you enable multiple servers at once. Add both configs to your client's mcpServers and use whichever tool fits the task.

Do comet-mcp and Browserbase MCP (Stagehand) work with Claude, Cursor and Windsurf?

Both do. Copy the per-client config below into Claude Desktop, Cursor, or Windsurf.

View comet-mcp →View Browserbase MCP (Stagehand) →More comparisons →