Sprint Mail for Gemini CLI

io.sprintmail/mcp

Print and mail US letters by USPS First-Class, with tracking.

client:Gemini CLI transport:streamable-http

Install Sprint Mail in Gemini CLI

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

{
  "mcpServers": {
    "mcp": {
      "httpUrl": "https://api-production.sprintmail.io/mcp"
    }
  }
}

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