Moonshot AI's Yang Zhilin explains the open-source choice in a K2 Thinking AMA
In an AMA right after releasing K2 Thinking, said the reason for choosing open source is that AGI should be a pursuit that brings unity rather than division. Denied the widely cited $4.6 million training cost, saying it is not an official figure and that training cost is hard to quantify because research and experiments make up a large share
Why it matters
A statement in which a Chinese lab justified open weights in normative language, and a record of a party directly denying the low-cost narrative
Source — Primary sources first; secondary reports are labelled “Press”
Pressnews.qq.comhttps://news.qq.com/rain/a/20251111A05PWV00Added in Week 35, 2026 · See that week