PetriBench - ReachableMarkings (Hard): leaderboard
Metric: Exact-Match Accuracy (%). Source: arxiv.org. 36 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | GPT-5.6 Sol (xHigh) | 86.2 |
| 2 | Claude Opus 5 (High) | 82 |
| 3 | Claude Opus 5 (xHigh) | 72.2 |
| 4 | Claude Opus 5 (Medium) | 67 |
| 5 | GPT-5.6 Sol (High) | 57.8 |
| 6 | GPT-5.6 Terra (xHigh) | 50.5 |
| 7 | Gemini 3.8 Flash (High) | 29 |
| 8 | Grok 4.6 (xHigh) | 27 |
| 9 | Grok 4.6 (High) | 22.8 |
| 10 | GPT-5.6 Luna (xHigh) | 22.2 |
| 11 | Grok 4.6 (Medium) | 21.8 |
| 12 | Gemini 3.1 Pro (Preview) (High) | 13.5 |
| 13 | Grok 4.5 (High) | 13.2 |
| 14 | GPT-5.6 Sol (Medium) | 12.8 |
| 15 | Grok 4.5 (Medium) | 12 |
Interactive version: theaggregate.ai/benchmark?slug=petribench-reachablemarkings-hard · How It Works · Data refreshed daily, snapshot 2026-09-20.