Anthropic's Fable 5 led every major AI benchmark over OpenAI's GPT 5.5 before a US export control directive forced it offline three days after launch.
The AI firm said it believes the order may have been prompted by the government’s concerns that the models could be ...
Anthropic’s Claude Fable 5 model offers stronger reasoning and coding abilities while attempting to block dangerous uses. A more powerful Mythos 5 variant is restricted to vetted security users.
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