The Genie tool is a codebase explainer that can help you understand complex implementations quickly. It allows you to visualize entire feature implementations by consolidating relevant code snippets and organizing them in a logical order. With detailed explanations for processes, Genie eliminates the need for code commenting and documentation. It provides grounded responses by citing its responses, which boosts your confidence in making quick decisions. You can connect up to three repositories and, in the future, connect to documentations and Slack. Overall, Genie helps you supercharge your code repositories with its Q&A capabilities, making it a valuable tool for developers and teams looking to enhance their understanding of code and improve their productivity.