Anthropic disables Fable and Mythos AI models following U.S. government export ban

Anthropic has disabled its Fable and Mythos AI models globally due to a U.S. government export ban based on national security concerns. The company disputes the government's reasoning, citing that the identified security vulnerability is narrow and manageable.
Why it matters
Highlights the growing tension between AI development, national security, and the global distribution of powerful technology.
Anthropic was forced to disable all access to its newest AI models, Fable 5 and Mythos 5, late on Friday after the U.S. Commerce Department used national security export controls to bar the company from distributing the models to any foreign national.
The article provides both the government's security justification and the company's counter-argument.
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