Quiet Failures MCP Server: Install & Setup

Install Quiet Failures in Claude Code

Claude Code

claude mcp add --transport http quiet-failures https://mcp.quietfailures.com/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "quiet-failures": {
      "url": "https://mcp.quietfailures.com/mcp"
    }
  }
}

Frequently asked questions

What does the Quiet Failures MCP server do?

Open weekly security base rates (CC BY 4.0), plus live DMARC, takeover and WHOIS checks.

Is the Quiet Failures MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does Quiet Failures run locally or remotely?

Remote. Hosted by the provider. You connect with a URL, nothing to install.

How do I add Quiet Failures to Claude Code?

Run: claude mcp add --transport http quiet-failures https://mcp.quietfailures.com/mcp

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