GitHub has deprecated Grok Code Fast 1 across all GitHub Copilot experiences effective May 15, 2026. This affects Copilot Chat, inline edits, ask and agent modes, and code completions. Users are advised to migrate to GPT-5 mini or Claude Haiku 4.5 as alternatives. Copilot Enterprise administrators may need to enable access to alternative models through their model policies in Copilot settings.

1m read timeFrom github.blog
Post cover image
Table of contents
Share your feedback

Sort: