Moonshot AI says open-weight Kimi K3 approaches performance of US closed-source frontier models, while Alibaba previews Qwen3.8

Chinese startup Moonshot AI has unveiled Kimi K3, a 2.8-trillion parameter open-source model designed to challenge US rivals in complex reasoning and coding.

Moonshot AI's Kimi K3 model is redefining the open-source AI scene, leading to a proactive response from Alibaba's Qwen team, who teased their anticipated Qwen 3.8 model. This…