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Anthropic releases first frontier models since Amodei's call for slowdown as IPO buzz builds

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Anthropic released two new models on Monday, Claude Fable 5.2 and Claude Mythos 5.2, which the company says generate outputs 30% faster than their predecessors and cost 20% less than the 5.1 generation. The launch is the first frontier release since CEO Dario Amodei called for slowing AI development in September, and it comes as Anthropic prepares a potential IPO.