AI advancements have revolutionized code writing, enabling individual developers to generate code rapidly, which has highlighted the need for tools to expedite the rest of the development lifecycle. Graphite addresses this need by introducing Graphite Chat, a new feature that integrates seamlessly within pull requests to facilitate interactive code reviews. This tool allows developers to chat directly within their pull requests to ask questions, understand code changes, and receive customized suggestions and fixes, effectively transforming code review into a conversational process. Graphite Chat, currently in beta and free for all users, provides instant, context-aware assistance for both authors and reviewers, supporting a streamlined workflow from comment to commit without the need for multiple context switches. It offers the ability to ask questions about unfamiliar code, ensure adherence to coding patterns, and identify potential issues such as test failures or security concerns, ultimately aiming to enhance efficiency and code quality in software development.