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GitHub ChangelogGitHub

Claude Sonnet 5.5 in GitHub Copilot

September 28

Claude Sonnet 5.5, Anthropic’s newest Sonnet model, is now generally available in GitHub Copilot. It is designed for well-scoped everyday work like building features and fixing bugs.

Models & releasesAgents & vibe coding
Read at GitHub Changelog ↗

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