Anthropic says it will watermark text generated by its AI models; plus, as AI-led attacks multiply, OpenAI launches a new cyber model

For more than 150 years, the Riemann hypothesis has stood as one of the major unsolved problems in mathematics. Anthropic hasn't solved it — but the company's models made more progress than you might expect.

Also, OpenAI is expanding its AI cybersecurity defense program Daybreak, and rolling out a new cyber-trained AI model with it.

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