PetriBench - Deadlock (Hard): leaderboard

Metric: Exact-Match Accuracy (%). Source: arxiv.org. 36 models tracked.

Top models

#ModelScore
1GPT-5.6 Sol (xHigh)92
2Claude Opus 5 (xHigh)82.5
3GPT-5.6 Sol (High)79
4Claude Opus 5 (High)77.5
5GPT-5.6 Terra (xHigh)77
6Claude Opus 5 (Medium)65
7GPT-5.6 Luna (xHigh)64
8GPT-5.6 Terra (High)63.5
9Grok 4.6 (xHigh)62
10GPT-5.6 Luna (High)61
11Grok 4.5 (Medium)59
12Grok 4.5 (High)58.5
13Gemini 3.8 Flash (High)55.5
14Gemini 3.1 Pro (Preview) (High)54.5
15Grok 4.6 (High)54.5

Interactive version: theaggregate.ai/benchmark?slug=petribench-deadlock-hard · How It Works · Data refreshed daily, snapshot 2026-09-20.