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Claude Desktop

MAILTYPE — Email Domain Capability Intelligence for Claude Desktop

io.github.gsterlingpress/mailtype

Email-domain intelligence: MX capability, provider, disposable status, SPF, DMARC, and MTA-STS.

client:Claude Desktop transport:streamable-http

Install MAILTYPE — Email Domain Capability Intelligence in Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json

{
  "mcpServers": {
    "mailtype": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://mailtype-api.onrender.com/mcp"
      ]
    }
  }
}

Claude Desktop has no remote transport in its config file, so this bridges through mcp-remote. Restart the app after saving. Claude Desktop docs

MAILTYPE — Email Domain Capability Intelligence in other clients