ChartJudgeBench - CPA Axis Scaling: leaderboard

Metric: Pairwise judging accuracy (%; the 141 axis scaling pairs; two-pass position-swapped protocol: each of ChartJudgeBench's 1,003 human-filtered chart pairs (an original chart and a copy with one injected flaw) is judged twice with the order reversed and counts as correct only if the judge picks the better chart both times; temperature 0.1). Source: arxiv.org. Saturation forecast: Estimated already saturated. 26 models tracked.

Top models

#ModelScore
1Gemini 3 Pro92.9
2GPT-5.279.4
3Qwen 3 VL 32B Instruct57.5
4Claude Sonnet 4.551.8
5Qwen 2.5 VL 72B Instruct39
6Qwen 3 VL 8B Instruct29.8
7Qwen 3 VL 30B A3B (Thinking)22
8Qwen 2 VL 7B Instruct16.3
9Qwen 2.5 VL 7B Instruct6.4

Interactive version: theaggregate.ai/benchmark?slug=chartjudgebench-cpa-axis-scaling · How It Works · Data refreshed daily, snapshot 2026-09-26.