Graphite has introduced Graphite Reviewer, an AI-driven tool designed to enhance the developer productivity platform by providing swift and accurate feedback on pull requests, significantly reducing the time engineers spend on code reviews. This feature, integrated within the Graphite dashboard and seamlessly syncing with GitHub, aims to improve the software development workflow by automatically scanning for bugs and logical errors, offering immediate feedback, and focusing on substantial issues rather than minor stylistic concerns. With a false-positive rate of less than 3%, Graphite Reviewer stands out for its precision and ability to deliver high-signal feedback by utilizing Retrieval-Augmented Generation to ensure context-aware suggestions. The tool also allows for custom rule definitions and personalized AI prompts, and is available for free for October, with a subsequent monthly subscription fee. Graphite emphasizes that Graphite Reviewer has become an essential part of their engineering workflow, saving significant time and increasing efficiency.