Codex

GitHub Copilot's Real Upgrade Is Choice, Not Just More Models

On February 26, GitHub expanded access to Claude and Codex for Copilot Business and Copilot Pro users, following the earlier February rollout to Pro+ and Enterprise. On paper, this is a pricing and availability update. In practice, it is a product-definition change.

GitHub is turning Copilot from a branded assistant into a control surface for multiple coding agents.

Why This Is Bigger Than It Sounds

For a long time, the framing around Copilot was simple: GitHub had an assistant, and the main question was how good that assistant was. With Claude and Codex available directly inside GitHub workflows, the framing changes.