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Gemini CLI setup (all OS)

Set up Gemini CLI environment variables on macOS/Linux and Windows.

Get your values from API Keys -> Use key first.

Replace <BASE_URL> and <API_KEY> below.

Default model in the source setup is gemini-2.0-flash.

macOS/Linux terminal

bash

export GOOGLE_GEMINI_BASE_URL="<BASE_URL>"
export GEMINI_API_KEY="<API_KEY>"
export GEMINI_MODEL="gemini-2.0-flash"

bat

set GOOGLE_GEMINI_BASE_URL=<BASE_URL>
set GEMINI_API_KEY=<API_KEY>
set GEMINI_MODEL=gemini-2.0-flash

powershell

$env:GOOGLE_GEMINI_BASE_URL="<BASE_URL>"
$env:GEMINI_API_KEY="<API_KEY>"
$env:GEMINI_MODEL="gemini-2.0-flash"