Copilot Student GPT-5.3-Codex removal from model picker (github.blog)

GitHub has announced the removal of GPT-5.3-Codex from the model picker in its Copilot Student plan, while continuing to offer it through auto model selection. This update is intended to streamline the user experience by automatically matching coding requests with the most effective model, thus enhancing performance and reducing the need for manual adjustments. The shift aims to ensure that the Student plan remains efficient and accessible to learners globally, maintaining its free status. This change is part of broader reliability and performance improvements across all Copilot plans, including Free, Pro, and Pro+, in preparation for a transition to usage-based billing. By optimizing the tool's functionality, GitHub aims to enhance user engagement and productivity among students and developers while addressing the demand for better resource management. The company has also provided additional documentation for exploring available models and insights into the upcoming billing changes, ensuring users remain informed about the platform's evolution.