Pencil Puzzle Bench - Nurimaze: leaderboard

Models solve Nurimaze grids by balancing maze-style paths, shaded cells, and connectivity constraints. Direct-ask exact success fraction for 15fixed golden-300 puzzles of this type; archived DirectAskStrategy_05aaaac9, latest record per source model and puzzle. No agentic or revised strategy cohort mixed.

Metric: Direct-ask Success Rate (%). Source: ppbench.com. Saturation forecast: Around August 2027. 51 models tracked.

Top models

#ModelScoreOverall rank
1Claude Opus 4.6 (Thinking)26.67#63 (Claude Opus 4.6)
2Gemini 3.1 Pro (Preview)20#58
3GPT-5.2 (High)20#110 (GPT-5.2)
4Grok 4.1 Fast6.67#217
5Claude Opus 4.5 (Thinking)6.67#83 (Claude Opus 4.5)
6GPT-5 (Medium)6.67#98 (GPT-5)
7GPT-5.2 (Medium)6.67#110 (GPT-5.2)
8GPT-5.1 (Medium)6.67#135 (GPT-5.1)
9GPT-5.2 Pro6.67#61
10GPT-4o0#343
11Gemini 2.5 Pro0#152
12Claude Sonnet 4.60#90
13Claude Sonnet 4.50#142
14GPT-5.20#110
15GPT-4.10#248

No result here: #3 Claude Opus 5.5, #6 GPT-6 Astra, #7 GPT-6.1 Sol.

Interactive version: theaggregate.ai/benchmark?slug=pencil-puzzle-bench-nurimaze · How It Works · Data refreshed daily, snapshot 2026-10-20.