Kimi K3, the Chinese AI that has put Silicon Valley on alert

Moonshot AI released Kimi K3, a 2.8-trillion-parameter open-source AI model that outperforms closed-source rivals like Claude Fable 5 and GPT-5.6 Sol on public benchmarks, whilst processing one million tokens per task and using selective parameter activation for efficiency. The release signals that US chip export restrictions have not halted Chinese AI progress, and raises questions about the pricing and competitive viability of proprietary models.

This Wire brief sits within Fusion42's coverage of AI Frontier Models, and 34 sources have reported it between 18 Jul 2026 and 7 Aug 2026.