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Claude Desktop

Checkmails — Email Verification for Claude Desktop

eu.checkmails/checkmails

Verify email deliverability by SMTP. Catch-all/disposable/role detection. EU-hosted, GDPR-ready.

client:Claude Desktop transport:streamable-http

Install Checkmails — Email Verification in Claude Desktop

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

{
  "mcpServers": {
    "checkmails": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://checkmails.eu/api/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

Checkmails — Email Verification in other clients