China has led open-weights LLMs since Sept 2025 as DeepSeek tops US best by 17 points
ArtificialAnlys · x · 2026-10-30
Artificial Analysis broke down its Progress Index for open-weights models by country:
- China has led since September 2025. Before that, the US and China traded the top spot seven times between July 2023 and September 2025, most recently when DeepSeek V3.1 Terminus passed gpt-oss-120b.
- DeepSeek V4.1 Flash 1017 now scores 324, ahead of the best US open-weights model, Muse Spark Open, at 307.
- The chart also shows stepwise catch-up from open-weights efforts in South Korea, UAE, France, Israel, Canada, India and elsewhere.
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