GitLab Duo Features for Developers and Reviewers
Overview
Section titled “Overview”GitLab Duo bundles AI features to help engineers, reviewers, and project managers accelerate delivery while maintaining quality.
AI-Assisted Code Review
Section titled “AI-Assisted Code Review”- Uses machine learning to highlight potential issues in merge requests.
 - Suggests improvements and catches bugs before merging.
 - Learn more: GitLab Duo Code Review.
 
Unit Test Generation
Section titled “Unit Test Generation”- Generates boilerplate tests based on existing code.
 - Helps teams expand test coverage quickly.
 - Learn more: Unit Test Generation.
 
Inline Code Suggestions
Section titled “Inline Code Suggestions”- Provides real-time suggestions as you edit files in the web IDE or supported editors.
 - Speeds up implementation by reducing manual typing.
 - Learn more: Code Suggestions.
 
Copy Code Snippets
Section titled “Copy Code Snippets”- Quickly copy AI-generated snippets or suggestions into your project.
 - Reduces context switching during reviews or development.
 - Learn more: Copy Code.
 
Duo Agentic Mode
Section titled “Duo Agentic Mode”- Executes multi-step tasks like refactoring or documentation generation.
 - Useful for managers coordinating broader changes or for developers automating repetitive work.
 - Learn more: Agentic Mode.
 
Additional Features
Section titled “Additional Features”- Chat for natural language queries about projects or CI/CD pipelines.
 - Knowledge retrieval to surface relevant docs or past issues for reviewers.
 - Security scanning suggestions to help maintainers enforce policies.
 - Learn more: GitLab Duo Overview.