SuperMailbox for Gemini CLI

io.github.hardtab/supermailbox

Gmail, iCloud, Outlook, Yahoo, Fastmail and IMAP email: search, read, draft and organize.

client:Gemini CLI transport:streamable-http

Install SuperMailbox in Gemini CLI

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

{
  "mcpServers": {
    "supermailbox": {
      "httpUrl": "https://api.supermailbox.app/mcp"
    }
  }
}

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