Nathan Lambert's Congress Testimony: China Has Led Open-Weight Models Since April 2025
natolambert · x · 2026-09-21
Nathan Lambert published the full version of his Congressional briefing on open models: open-weight models (Llama, Qwen, Gemma, DeepSeek) vs. true open-source ones (AI2's Olmo), with the core claim that Chinese companies have clearly led open-weight models since about April 2025, plus data and predictions on US-China competition.
Related event: Nathan Lambert Briefs US Congress on Open Models and China Competition(6 posts)→
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