Citable dataset
Open Source LLM Statistics (2026)
Updated July 23, 2026 · Auto-generated from BenchLM's live dataset on every data refresh
As of July 23, 2026, 11 of the top 50 AI models on BenchLM (22%) are open-weight.
Key statistics
- As of July 23, 2026, 11 of the top 50 AI models on BenchLM (22%) are open-weight.
- The highest-ranked open-weight model on BenchLM is MiniMax's MiniMax M3, at #15 overall as of July 23, 2026.
- The gap between the top proprietary model (Claude Mythos 5) and the top open-weight model (MiniMax M3) is 14.18 points on BenchLM's 100-point overall score as of July 23, 2026.
- 52% of the 290 AI models tracked by BenchLM (151 models) are open-weight as of July 23, 2026.
- The Arena Elo gap between the top closed and top open model narrowed to 28.1 points by 2026-06-03, from 56.3 points roughly a year earlier, per Arena data tracked on BenchLM.
The highest-ranked open-weight model on BenchLM is MiniMax's MiniMax M3, at #15 overall as of July 23, 2026.
MiniMax M3 (#15 overall)
The gap between the top proprietary model (Claude Mythos 5) and the top open-weight model (MiniMax M3) is 14.18 points on BenchLM's 100-point overall score as of July 23, 2026.
14.18 points
Methodology & sources
"Open-weight" follows the sourceType field in BenchLM's catalog. Rankings use the frozen BenchAlign v5 overall score and keep Supported separate from Estimated evidence. Arena Elo figures come from the Arena leaderboard snapshot tracked on BenchLM.
Cite these statistics
Every number on this page is generated from BenchLM's live dataset and refreshed with each data update. Link any statistic directly using its anchor, or cite the page as:
BenchLM.ai, "LLM Statistics" (July 23, 2026), https://benchlm.ai/stats/open-source-llmFrequently Asked Questions
How close are open-source models to closed models?
As of July 23, 2026, the top open-weight model (MiniMax M3) ranks #15 overall on BenchLM, 14.18 points behind the top proprietary model (Claude Mythos 5) on a 100-point scale.
What share of top AI models are open-weight?
22% of BenchLM's overall top 50 (11 models) are open-weight as of July 23, 2026.
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