ChessBench - Elo: leaderboard

Metric: Elo. Source: chessbench.ai. 61 models tracked.

Top models

#ModelScore
1Gemini 3.8 Flash1428
2Gemini 3.7 Flash1212
3GPT-5.51199
4Gemini 3.1 Pro (Preview)1129
5Gemini 3.6 Flash1127
6GPT-5.6 Sol1121
7Muse Spark 1.31064
8Gemini 3.5 Flash1055
9Muse Spark 1.21022
10GPT-5.4991
11Claude Fable 5.1953
12Muse Spark 1.1951
13GPT-5.1938
14Claude Fable 5924
15O3912

Interactive version: theaggregate.ai/benchmark?slug=chessbench-elo · How It Works · Data refreshed daily, snapshot 2026-09-19.