Couryo free email tools for Cursor

com.couryo/tools

Free, no login: verify an email address, check SPF/DKIM/DMARC, explain SMTP errors, build SPF/DMARC.

client:Cursor transport:streamable-http tools:6

Install Couryo free email tools in Cursor

~/.cursor/mcp.json · windows: %USERPROFILE%\.cursor\mcp.json

{
  "mcpServers": {
    "tools": {
      "url": "https://mcp.couryo.com/tools"
    }
  }
}

Use .cursor/mcp.json in a project root instead to scope it to that project. Cursor merges both. Cursor docs