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Anthropic launches Claude Opus 5.5 with stricter safeguards for cybersecurity

Global Published 22 September 2026, 21:30 · archived 22 Sep 2026

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 the first model released by Anthropic after CEO Dario […]

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