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Gemini CLI Tutorial: Step-by-Step Guide to Getting Started

Learn how to install and use Gemini CLI with this tutorial. Start from installation and proceed through practical applications using step-by-step instructions.

4 min read

Gemini CLI is a versatile tool designed to streamline agentic coding and task automation workflows, with support for a variety of integrations such as Google Workspace and MCP servers. This guide will take you step-by-step through installation, configuration, and common tasks with Gemini CLI, providing practical insights to help you get started effectively.

Prerequisites for Using Gemini CLI

Before diving into Gemini CLI, ensure your environment is ready for installation and use.

prerequisites

  • A terminal emulator is installed. Examples include Command Prompt (Windows) or Bash (Linux/Mac).
  • Familiarity with Git for source code version control (to clone the repository).
  • An API key or authentication credentials for Google Workspace if required for integrations.
  • Node.js (version 16.x or later) is installed to manage dependencies.

Step-by-Step Installation of Gemini CLI

Follow these steps to install and verify the setup of Gemini CLI:

steps

  1. Navigate to the Gemini CLI GitHub repository
    Open your browser and visit the Gemini CLI GitHub repository.

  2. Clone the repository
    Use the Git command to clone the repository locally.

    bash
    git clone https://github.com/example/gemini-cli.git
  3. Install dependencies
    Navigate into the cloned repository folder and install required dependencies using npm.

    bash
    cd gemini-cli
    npm install
  4. Verify the installation
    Run the following command to ensure the CLI tool is installed successfully:

    bash
    node index.js --help

    The expected output should display a help menu listing available CLI commands.

Configuring Gemini CLI for Your Workflow

Once installed, configure Gemini CLI to integrate with your tools and services.

steps

  1. Edit configuration files
    Open the config.json file in the gemini-cli directory. Here, you can specify tool integrations, such as Google Workspace or Canva MCP servers:

    json
    {
        "googleWorkspace": {
            "apiKey": "your-google-api-key"
        },
        "canvaMCP": {
            "accessToken": "your-canva-access-token"
        }
    }
  2. Set environment variables
    To streamline API key management, consider setting environment variables:

    bash
    export GOOGLE_API_KEY=your-google-api-key
    export CANVA_ACCESS_TOKEN=your-canva-access-token
  3. Test the configuration
    Run the following test command to verify that all tools are integrated correctly:

    bash
    node index.js test-config

    You should see confirmation messages for each tool integration.

Common Tasks with Gemini CLI

Gemini CLI is designed to facilitate various automation and task workflows. Here are some examples:

steps

  1. Connect to cloud services
    Use built-in extensions to access services like Google Drive:

    bash
    node index.js drive list-files
  2. Automate code reviews
    With GitHub Actions, set up pipelines for automatic code reviews:

    bash
    node index.js review code --repo https://github.com/example/example-repo
  3. Generate multimedia content
    Work with Canva MCP servers to create marketing materials:

    bash
    node index.js canva create-presentation --template-id 12345
  4. Organize study and course materials
    Use Gemini CLI's search functionality to organize educational resources:

    bash
    node index.js docs organize --folder /path/to/course/materials

Tips and Best Practices

Conclusion and Next Steps

FAQ

What is Gemini CLI used for?

Gemini CLI is used for automating coding and non-coding tasks, such as setting up development environments, conducting code reviews, and managing multimedia content creation.

Is Gemini CLI free to use?

Yes, Gemini CLI is a free and open-source tool. However, some integrations, like Google Workspace or Canva MCP servers, may require their own paid subscriptions.

Can I use Gemini CLI without Node.js?

No, Node.js is a prerequisite for installing and running Gemini CLI because the CLI relies on Node.js to manage its dependencies and execute JavaScript code.

How do I contribute to Gemini CLI development?

You can contribute by visiting the Gemini CLI GitHub repository and submitting pull requests for new features, bug fixes, or documentation improvements.