Vals AI IOI — leaderboard
Metric: Accuracy (%). Source: www.vals.ai. 58 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | Human Expert | 99 |
| 2 | GPT-5.6 Sol | 86.67 |
| 3 | GPT-5.6 Luna | 72.92 |
| 4 | Claude Fable 5 | 72.25 |
| 5 | GPT-5.4 (2026-03-05) | 67.83 |
| 6 | GPT-5.6 Terra | 65.25 |
| 7 | GPT-5.2 | 54.83 |
| 8 | Claude Opus 4.7 | 47.08 |
| 9 | Qwen 3.7 Max | 46.75 |
| 10 | GPT-5.3 Codex | 43.83 |
| 11 | Gemini 3 Flash (Preview) | 39.08 |
| 12 | Gemini 3 Pro (Preview) | 38.83 |
| 13 | DeepSeek V4 Pro | 35.83 |
| 14 | Grok 4.20 0309 (Reasoning) | 30.17 |
| 15 | Grok 4 | 26.17 |
Interactive version: theaggregate.ai/benchmark?slug=vals-ai-ioi · How the rankings work · Data refreshed daily, snapshot 2026-07-22.