LocalFree

Uptime MCP server

mrfentmen/uptime-mcp

Check website availability, latency, and TLS certificate expiry locally. No key required.

Install Uptime in Claude Code

Claude Code
claude mcp add uptime -- npx -y uptime-mcp
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
{
  "mcpServers": {
    "uptime": {
      "command": "npx",
      "args": [
        "-y",
        "uptime-mcp"
      ]
    }
  }
}

Frequently asked questions

What does the Uptime MCP server do?

Check website availability, latency, and TLS certificate expiry locally. No key required.

Is the Uptime MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does Uptime run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Uptime to Claude Code?

Run: claude mcp add uptime -- npx -y uptime-mcp

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