Anthropic Has a Plan to Keep Its AI From Building a Nuclear Weapon. Will It Work?

For Heidy Khlaaf, the chief AI scientist at the AI Now Institute with a background in nuclear safety, Anthropic’s promise that Claude won’t help someone build a nuke is both a magic trick and security theater. She says that a large language model like Claude is only as good as its training data. And if Claude never had access to nuclear secrets to begin with, then the classifier is moot.

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