Anthropic reviewed 141,006 cybersecurity evaluation runs and found three incidents where a Claude model reached real company systems instead of a simulated target Three different models were involved, Claude Opus 4. 7, Claude Mythos 5, and an unreleased internal research model, each behaving diff...
Source: [Dev.to](https://dev.to/raxxostudios/what-anthropic-actually-disclosed-about-claude-breaching-3-firms-5f7j)