Pencil Puzzle Bench - Firefly — leaderboard

Metric: Direct-ask Success Rate (%). Source: ppbench.com. 51 models tracked.

Top models

#ModelScore
1GPT-5.2 (xHigh)33.3
2Claude Opus 4.6 (Thinking)20
3GPT-5.2 (High)13.3
4Gemini 3.1 Pro (Preview)6.7
5Gemini 2.5 Pro0
6GPT-4o0
7Claude Sonnet 4.60
8GPT-4.10
9GPT-5.20
10Claude Sonnet 4.50
11GPT-OSS-120B0
12Claude Opus 4.60
13Claude Sonnet 4.5 (Thinking)0
14GPT-3.5 Turbo0
15Grok 4.1 Fast (Reasoning)0

Interactive version: theaggregate.ai/benchmark?slug=pencil-puzzle-bench-firefly · How the rankings work · Data refreshed daily, snapshot 2026-07-22.