Postbye for Gemini CLI

com.postbye/postbye

Read-only cancellation guides, mailing addresses and letters for thousands of subscriptions.

client:Gemini CLI transport:streamable-http tools:4

Install Postbye in Gemini CLI

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

{
  "mcpServers": {
    "postbye": {
      "httpUrl": "https://postbye.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