If you've noticed AI safety researchers sounding more alarmed than usual this week, you're not imagining it. A resignation at Anthropic has set off a wave of public warnings from staff at both Anthropic and OpenAI, and the language they're using is blunter than anything you've seen from inside these labs before.

An Anthropic researcher announced his departure this week, accusing both his former employer and OpenAI of gambling with people's........

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