Canvas is an innovative interface introduced by OpenAI that enhances the way users can write and code with ChatGPT. This new feature allows for a more collaborative experience, moving beyond simple text-based interactions to a more integrated project environment. Canvas opens in a separate window, enabling users to work alongside ChatGPT on various writing and coding tasks, facilitating the creation and refinement of ideas in a more structured manner. The canvas interface is designed to improve collaboration by allowing users to highlight specific sections of their work, which helps ChatGPT understand the context and focus on particular areas. This functionality is akin to having a copy editor or code reviewer, as ChatGPT can provide inline feedback and suggestions while keeping the entire project in mind. Users maintain control over their projects, with the ability to directly edit text or code, utilize shortcuts for various tasks, and restore previous versions of their work. The introduction of canvas is particularly beneficial for coding, as it simplifies the iterative process of coding and makes it easier to track changes. Users can access coding shortcuts that allow for code reviews, debugging assistance, and even translating code into different programming languages. This structured approach aims to enhance the user experience by making it easier to manage and understand the revisions made by ChatGPT. To ensure that the model effectively collaborates with users, OpenAI has trained GPT-4o to recognize when to trigger the canvas feature for writing and coding tasks. The model has been fine-tuned to make targeted edits or rewrites based on user interactions, improving its ability to provide relevant feedback. The training process involved extensive evaluations and the use of synthetic data generation techniques to enhance the model's performance without relying solely on human-generated data. As the canvas feature is still in its early beta phase, OpenAI plans to continue refining its capabilities based on user feedback. This update marks a significant evolution in the ChatGPT interface, aiming to make AI more useful and accessible for a variety of tasks. The development team behind canvas includes a diverse group of researchers and engineers dedicated to enhancing the functionality and user experience of ChatGPT. Overall, canvas represents a major step forward in how users can interact with AI for writing and coding, providing a more dynamic and collaborative environment that encourages creativity and productivity.