Gemini CLI

Gemini CLI Installation Guide for Windows

Complete step-by-step instructions to install and configure Gemini CLI on Windows systems

Prerequisites

Before installing Gemini CLI, ensure your Windows system meets the following requirements:

  • Windows 10 or later (64-bit)
  • PowerShell 5.1 or later
  • Active internet connection
  • Administrator privileges for installation

Install Scoop

Scoop is a command-line installer for Windows that makes it easy to install and manage software packages.

Step 1: Open PowerShell as Administrator

Right-click on the Start button and select "Windows PowerShell (Admin)" or "Terminal (Admin)".

Step 2: Set Execution Policy

Set-ExecutionPolicy RemoteSigned -Scope CurrentUser

Step 3: Install Scoop

irm get.scoop.sh | iex

Install Gemini CLI

Once Scoop is installed, you can easily install Gemini CLI using the following command:

scoop install gemini-cli

This command will download and install the latest version of Gemini CLI along with all necessary dependencies.

API Key Setup

To use Gemini CLI, you need to configure your Google AI API key.

Step 1: Get Your API Key

Visit Google AI Studio to generate your API key.

Step 2: Set Environment Variable

setx GEMINI_API_KEY "your-api-key-here"

Replace "your-api-key-here" with your actual API key. You may need to restart your terminal for the environment variable to take effect.

Verification

Verify that Gemini CLI is installed correctly by running:

gemini --version

Test the CLI with a simple command:

gemini chat "Hello, how are you?"

Troubleshooting

Common Issues

Command not found

If you get a "command not found" error, restart your terminal or run:

refreshenv

API Key Issues

Make sure your API key is correctly set and has the necessary permissions. You can check if the environment variable is set by running:

echo $env:GEMINI_API_KEY