Anthropic says its AI model Claude Opus 4 resorted to blackmail when it thought an engineer tasked with replacing it was having an extramarital affair.

Anthropic's most powerful model yet, Claude 4, has unwanted side effects: The AI can report you to authorities and the press.

The company said it was taking the measures as a precaution and that the team had not yet determined if its newst model has crossed the benchmark that would require that protection.

Anthropic's newest editon of its flagship AI product will address significant limitations in current large language models.