A few evidence I pieced together: 1. Ex-ByteDance Engineer said so recently: https://www.businessinsider.com/ex-bytedance-engineer-says-chinas-ai-is-far-behind

A few evidence I pieced together: 1. Ex-ByteDance Engineer said so recently: https://www.businessinsider.com/ex-bytedance-engineer-says-chinas-ai-is-far-behind-us-2026-4 https://www.businessinsider.com/ex-bytedance-engineer-says-c... 2. A benchmark concludes so: https://www.nist.gov/news-events/news/2026/05/caisi-evaluation-deepseek-v4-pro https://www.nist.gov/news-events/news/2026/05/caisi-evaluati... 3. Generally, people say Chinese models bench better than they perform I think it seems to make sense given that China does not have access to Blackwell while in the past, they at least had access to gimped H200s.