thirdtrail for Gemini CLI

io.github.thirdtrail/thirdtrail

Elevation-corrected sun, moon, twilight, solar and tide data for any point on Earth

client:Gemini CLI transport:streamable-http

Install thirdtrail in Gemini CLI

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

{
  "mcpServers": {
    "thirdtrail": {
      "httpUrl": "https://thirdtrail.life/mcp"
    }
  }
}

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