Moonshot's founder trained at Carnegie Mellon. Now his Kimi K3 model is beating U.S. giants at their own game — and making Silicon Valley sweat.

Moonshot's Kimi K3 beat Claude Fable 5 and GPT 5.6 in some benchmarks... and it's an open model.

Kimi K3's early performance is fueling alarm in Silicon Valley and Washington.

By Tracy Qu and Raffaele Huang

Moonshot AI's latest model is impressing developers with its coding skills, low API costs, and open-weight strategy.

Kimi K3 beats latest offerings by US rivals on some benchmarks

With the release of its latest model, Moonshot AI is quickly catching up to U.S. firms Anthropic and OpenAI.