EventPolicyJune 13, 2026

US govt directs Anthropic to restrict access to Claude Fable 5, Mythos 5

The US government directed Anthropic to ban access to Claude Fable 5 and Claude Mythos 5 for non-US citizens and organizations, citing vulnerability to jailbreaks. Notably, researcher Andrej Karpathy, a green card holder, is also affected.

Featured · Andrej Karpathy

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