"No company has released a model as good as Mythos/Fable and they will undoubtedly have Mythos 2 ready soon," Musk said of Anthropic.

SpaceXAI launches a new AI model to compete with Anthropic and OpenAI. Anthropic's valuation hitting $1.25T by December at 90.5% YES.

With the roll out of AI model Grok 4.5, Elon Musk's xAI has closed the gap with rivals Google, Anthropic and OpenAI, analysts say.