GitLab Duo: Choose your path

GitLab Duo is a suite of AI-powered features that assist you while you work in GitLab.

Select the path that best matches what you want to do:

Quick start

Want to start using GitLab Duo right now? Here’s how:

1. Open GitLab Duo Chat by selecting GitLab Duo Chat in the upper-right corner of the GitLab UI.
2. Ask a question about your project, code, or how to use GitLab.
3. Try one of the AI-powered features like Code Suggestions in your IDE, or use Chat to summarize a bulky issue.

View all of the GitLab Duo possibilities →

Common tasks

Need to do something specific? Here are some common tasks:

How GitLab Duo integrates with your workflow

GitLab Duo is integrated with your development processes and is available:

• In the GitLab UI
• Through GitLab Duo Chat
• In IDE extensions
• In the CLI

Experience levels

For beginners

If you’re new to GitLab Duo, start with these features:

• GitLab Duo Chat - Ask questions about GitLab and get help with basic tasks
• Code Explanation - Understand code in files or merge requests
• Merge Request Summary - Generate descriptions for your changes automatically

For intermediate users

After you’re comfortable with the basics, try these more advanced features:

• Code Suggestions - Get AI-powered code completion in your IDE
• Test Generation - Create tests for your code automatically
• Root Cause Analysis - Troubleshoot failed CI/CD jobs

For advanced users

When you’re ready to maximize your productivity with GitLab Duo:

• GitLab Duo Self-Hosted - Host LLMs on your own infrastructure
• GitLab Duo Workflow - Automate tasks in your development workflow
• Vulnerability Resolution - Automatically generate merge requests to fix security issues

Best practices

Follow these tips for effective GitLab Duo usage:

1. Be specific in your prompts

   • Provide clear context for better results
   • Include relevant details about your code and objectives
   • Use code task commands like /explain, /refactor, and /tests in Chat

2. Improve code responsibly

   • Always review AI-generated code before using it
   • Test generated code to ensure it works as expected
   • Use vulnerability resolution with appropriate review

3. Refine iteratively

   • If a response isn’t helpful, refine your question
   • Try breaking complex requests into smaller parts
   • Add more details for better context

4. Leverage Chat for learning

   • Ask about GitLab features you’re not familiar with
   • Get explanations for error messages and problems
   • Learn best practices for your specific technology

Next steps

Ready to dive deeper? Try these resources:

• GitLab Duo use cases - Practical examples and exercises
• Set up GitLab Duo Self-Hosted - For complete control over your data

Troubleshooting

Having issues? Check these common solutions:

• GitLab Duo features don’t work on self-managed
• GitLab Duo features not available for users
• Run a health check to diagnose your GitLab Duo setup

Need more help? Search the GitLab documentation or ask the GitLab community.