ChessBench - Accuracy: leaderboard
Metric: Accuracy (%). Source: chessbench.ai. 61 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | Gemini 3.8 Flash | 78.1 |
| 2 | Gemini 3.5 Flash | 76.8 |
| 3 | Gemini 3.1 Pro (Preview) | 76.7 |
| 4 | Gemini 3.7 Flash | 76.5 |
| 5 | O3 | 73.7 |
| 6 | Gemini 3.6 Flash | 72.2 |
| 7 | Muse Spark 1.3 | 71.5 |
| 8 | GPT-5.6 Sol | 70.9 |
| 9 | GPT-5.5 | 70.7 |
| 10 | Claude Fable 5 | 70.1 |
| 11 | Gemini 3 Flash (Preview) | 69.4 |
| 12 | GPT-5.6 Terra | 67.6 |
| 13 | GPT-5.1 | 67.5 |
| 14 | Claude Fable 5.1 | 66.8 |
| 15 | GPT-5 | 66.7 |
Interactive version: theaggregate.ai/benchmark?slug=chessbench-accuracy · How It Works · Data refreshed daily, snapshot 2026-09-19.