First for Gemini CLI

com.thisfirst/first

Get a prenup with First: ask prenup questions, set up your account, and add assets.

client:Gemini CLI transport:streamable-http

Install First in Gemini CLI

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

{
  "mcpServers": {
    "first": {
      "httpUrl": "https://mcp.thisfirst.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