MailByGet for Gemini CLI

com.mailbyget/mail

Temporary receive-only email inboxes for agents. Create, list and read messages without signup.

client:Gemini CLI transport:streamable-http tools:3

Install MailByGet in Gemini CLI

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

{
  "mcpServers": {
    "mail": {
      "httpUrl": "https://mailbyget.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