MailX Email Deliverability for Gemini CLI

com.themailx/email-deliverability

Check SPF/DKIM/DMARC/BIMI, blacklists, SMTP/IMAP; DNS lookups; generate email DNS records.

client:Gemini CLI transport:streamable-http tools:16

Install MailX Email Deliverability in Gemini CLI

~/.gemini/settings.json · windows: %USERPROFILE%\.gemini\settings.json

{
  "mcpServers": {
    "email-deliverability": {
      "httpUrl": "https://themailx.com/mcp"
    }
  }
}

Gemini expands $VAR and ${VAR} inside env values, so a secret can live in your shell rather than this file. Gemini CLI docs