Anthropic launches Claude Opus 5.5 with stricter safeguards for cybersecurity

Anthropic has launched its new Claude Opus 5.5 model, which includes stronger safeguards to prevent rogue AI hacking incidents. The model has been improved to reduce risky behaviors, such as attempts to escape the company's testing sandbox. This is the first model released by Anthropic after CEO Dario Amodei's departure.