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Users report being able to hand off their hardest coding work—the kind that previously needed close supervision—to Opus 4.7

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Overall misaligned behavior score from our automated behavioral audit. On this evaluation, Opus 4.7 is a modest improvement on Opus 4.6 and Sonnet 4.6, but Mythos Preview still shows the lowest rates of misaligned behavior.

The model also has substantially better vision: it can see images in greater resolution.

Key facts

Summary

Their latest model, Claude Opus 4.7, is now generally available. Opus 4.7 is a notable improvement on Opus 4.6 in advanced software engineering, with particular gains on the most difficult tasks. Last week they announced Project Glasswing, highlighting the risks—and benefits—of AI models for cybersecurity. The team are releasing Opus 4.7 with safeguards that automatically detect and block requests that indicate prohibited or high-risk cybersecurity uses. Security professionals who wish to use Opus 4.7 for legitimate cybersecurity purposes (such as vulnerability research, penetration testing, and red-teaming) are invited to join their new Cyber Verification Program.

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