SIGNAL / TOOLS

Claude Opus 5.5 is now available in GitHub Copilot

SOURCEGitHub
PUBLISHEDSeptember 22, 2026
LAYERTools
SIGNAL SCORE70/100

SOURCE SUMMARY

Claude Opus 5.5, Anthropic’s newest Opus model, is now available in GitHub Copilot. You can use it for agentic coding, long-running agentic tasks, and knowledge work. In early testing, Opus…

WHY IT MATTERS

The important change is broader access to Claude Opus 5.5, which can move a capability from announcement to actual workflow use. The impact depends on who receives access, where it is available, and whether the release is general availability or a limited rollout.

WHAT TO VERIFY

Check eligible plans or users, regions, product surfaces, default versus opt-in status, rollout timing, usage limits, and whether any capabilities remain preview-only.

TOPICSGitHub CopilotAI AgentsCoding AI
MODELSClaude Opus 5.5