Nathan Lambert & Florian Brand — Interconnects - Ranking the Chinese Open Model Builders - August 2025
FreeThe definitive ranking of Chinese open model builders.
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About Nathan Lambert & Florian Brand — Interconnects - Ranking the Chinese Open Model Builders - August 2025
A detailed analysis and ranking of the top 19 Chinese open model labs by Nathan Lambert and Florian Brand, published in August 2025. The ranking evaluates labs based on the quality and quantity of their contributions to the open AI ecosystem, covering major players like DeepSeek, Qwen, Kimi, Zhipu, and emerging labs. It provides insights into their strategies, technical innovations (e.g., GRPO), and market impact, serving as a reference for understanding the Chinese AI landscape.
Key Features
Ranking of top 19 Chinese open model labs by quality and quantity of contributions
Coverage of major labs like DeepSeek, Qwen, Kimi K2, Zhipu
Analysis of lab strategies, technical innovations, and market impact
Context on recent open model releases and ecosystem trends
Planned updates to the ranking with new players
Pros & Cons
Pros
- Comprehensive ranking covering 19 labs with detailed context
- Expert analysis from AI researchers with hands-on model experience
- Based on actual contributions (model releases) rather than raw ability
- Includes insights into technical innovations like GRPO and model strategies
- Useful for benchmarking open model development in China
Cons
- Ranking is inherently subjective and based on authors' assessment
- Limited to open model builders; excludes other Chinese AI activities
- Snapshot as of August 2025; ecosystem evolves rapidly
- Requires familiarity with AI model terminology and open-source concepts
- May not cover all smaller or niche labs
Best For
Market research on Chinese AI labs and their open model effortsCompetitive analysis for AI researchers and developersUnderstanding the open model landscape in ChinaIdentifying key players and emerging labs for collaboration or investmentTracking the pace of Chinese open model releases
FAQ
What is this ranking?
A ranking of the top 19 Chinese open model labs based on the quality and quantity of their contributions to the open AI ecosystem.
Who wrote the article?
Nathan Lambert (senior research scientist at Ai2 and founder of Interconnects) and Florian Brand.
Which labs are covered?
Labs such as DeepSeek, Qwen, Kimi K2, Zhipu, and many others are analyzed in detail.
How is the ranking determined?
It ranks labs by the quality and quantity of their contributions to the open AI ecosystem, considering technical innovation and market impact.
Is the ranking updated?
The authors plan to revisit the ranking and note major new players; readers can subscribe for updates.