Resend Email MCP

Package (npm 1.0.1)

npx -y resend-email-mcp@1.0.1

Or add to your MCP client config:

{
  "mcpServers": {
    "resend-email-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "resend-email-mcp@1.0.1"
      ],
      "env": {
        "RESEND_API_KEY": "<YOUR_VALUE>",
        "RESEND_FROM": "<YOUR_VALUE>",
        "RESEND_REPLY_TO": "<YOUR_VALUE>",
        "RESEND_READONLY": "<YOUR_VALUE>",
        "RESEND_ATTACHMENTS_DIR": "<YOUR_VALUE>"
      }
    }
  }
}

• RESEND_API_KEY required secret — Resend API key (https://resend.com/api-keys)
• RESEND_FROM — Default sender address (verified domain), e.g. 'Acme <hello@acme.com>'
• RESEND_REPLY_TO — Default Reply-To address
• RESEND_READONLY — Set to 'true' to block every mutating tool
• RESEND_ATTACHMENTS_DIR — Directory that local-file attachments are restricted to (disk reads disabled unless set)