Deep20Bench: leaderboard
Metric: Questions to Solve (mean, lower is better). Source: mindalyze-com.github.io. 18 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | Claude Fable 5 (High) | 12.06 |
| 2 | Claude Fable 5.1 (High) | 12.11 |
| 3 | Claude Opus 5 (High) | 12.34 |
| 4 | Kimi K3 (High) | 12.74 |
| 5 | Gemini 3.8 Flash (High) | 13.14 |
| 6 | GPT-OSS-120B (High) | 13.63 |
| 7 | Gemini 3.7 Flash (High) | 14.03 |
| 8 | Grok 4.6 (High) | 14.29 |
| 9 | GPT-5.6 Sol (High) | 14.4 |
| 10 | Claude Sonnet 5 (High) | 14.74 |
| 11 | GPT-6 (High) | 15.09 |
| 12 | Grok 4.5 (High) | 15.17 |
| 13 | GPT-5 Nano (Medium) | 15.49 |
| 14 | Gemini 3.6 Flash (High) | 16.89 |
| 15 | GLM-5.3 Flash (High) | 17.6 |
Interactive version: theaggregate.ai/benchmark?slug=deep20bench · How It Works · Data refreshed daily, snapshot 2026-09-19.