Anthropic launches Claude Opus 5.5 with stricter safeguards for cybersecurity
This story is from 2026-09-22. It is preserved in the archive; the latest stories are on the live feed.
Anthropic says its new Claude Opus 5.5 model comes with stronger safeguards in the wake of recent rogue AI hacking incidents. In an announcement on Tuesday, Anthropic says Opus 5.5 comes with improvements to certain risky behaviors, including attempts to escape the company's testing sandbox. It's t…
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Timeline · 6 reports
- 2026-09-23 14:18 · AI Insider
Anthropic Launches Claude Opus 5.5 With Stronger Coding Performance and Lower Pricing - 2026-09-22 22:58 · SiliconANGLE AI
Anthropic releases Claude Opus 5.5 and OpenAI counters with two cheaper GPT-6 models - 2026-09-22 20:41 · TestingCatalog AI News
Anthropic launches Claude Opus 5.5 with lower API costs - 2026-09-22 18:59 · MarkTechPost
Anthropic Releases Claude Opus 5.5: Fable 5.1-Level Performance at 40% Lower Running Cost Than Opus 5 - 2026-09-22 17:12 · Mashable AI
Anthropic launches Claude Opus 5.5, promising Fable-level performance at a lower price - 2026-09-22 16:30 · The Verge AI
Anthropic launches Claude Opus 5.5 with stricter safeguards for cybersecurity