SudokuBench (Single-shot, 6x6): leaderboard

Tool-free Sudoku variant reasoning: percentage of complete correct puzzle solutions. One response must fill the whole grid. Source-specific grid cohort; four-decimal published solve fractions. Explicit Preview and Beta API checkpoint identities retained.

Metric: 6x6 Solve Rate (%). Source: pub.sakana.ai. Saturation forecast: Around April 2027. 14 models tracked.

Top models

#ModelScoreOverall rank
1GPT-5 (High)20#98 (GPT-5)
2GPT-5 (Medium)20#98 (GPT-5)
3Gemini 2.5 Pro (Preview 03-25)13.33#123
4O3 Mini (High)6.67#272 (O3 Mini)
5GPT-4.10#248
6DeepSeek R10#251
7Llama 4 Maverick0#464
8Qwen 3 235B A22B0#313
9Llama 4 Scout0#656
10Qwen 3 30B A3B0#493
11QwQ-32B0#421
12Grok 3 Mini Beta0#296
13Claude 3.7 Sonnet (Thinking)0#249 (Claude 3.7 Sonnet)
14GPT-5 (Low)0#98 (GPT-5)

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

Interactive version: theaggregate.ai/benchmark?slug=sudokubench-single-shot-6x6 · How It Works · Data refreshed daily, snapshot 2026-10-20.