Moonshot's Kimi K3 is the first Chinese model to top the Code Arena: Frontend rankings, beating Claude Fable 5 and GPT-5.6 Sol by a wide margin. But on advanced math, the gap is stark: Kimi K3 scores only about 39 percent on FrontierMath Tier 4, while models from OpenAI and Anthropic hit close to 90.

Moonshot AI plans to launch its 2.5 trillion parameter Kimi K3 model around July 15 to compete with Anthropic's Claude Opus 4.8, with implications for

The FT reports Kimi K3 will be the largest open AI model from China, with a parameter count between 2 trillion and 3 trillion.

Moonshot AI's Kimi K3 is the largest open-weight model ever released - 2.8 trillion parameters, a million-token memory, benchmark scores within touching distance of GPT-5.6 Sol,…