On July 28, 2026, the official @grok account posted that Grok 4.5 is now live in GitHub Copilot.
Grok 4.5 is now live in GitHub Copilot. Switch from the model picker for frontier intelligence at top speeds.
What was announced
- Grok 4.5 is now live in GitHub Copilot.
- Users can switch via the model picker to access it.
Context
Grok refers to xAI’s series of AI models, with Grok 4.5 being one of the named releases in that lineup. GitHub Copilot is a third-party coding assistant that supports multiple model integrations.
Limits of this report
This report contains only the details stated in the source post and does not include performance data, rollout scope, pricing, or any additional features.