US accuses China's Moonshot of stealing from Anthropic's Fable for latest AI model

US officials accuse China's Moonshot AI of distilling Anthropic's proprietary Fable model to develop its K3 release, alongside acquiring advanced Nvidia chips; Treasury is considering sanctions and blacklisting. This follows February disclosures that Chinese AI firms created millions of fake interactions with Anthropic's Claude to reverse-engineer capabilities.

This Wire brief sits within Fusion42's coverage of AI Frontier Models. Wire is Fusion42's founder-focused intelligence feed: each story is connected to the funds and startups it names — every one with a live profile on Raise or Scout — so founders can follow the capital and the momentum behind the headline rather than just the headline itself. Wire analysis is one of the live surfaces Arthur reasons over.