ChartREG++ - Box Grounding (ECDBench Charts): leaderboard

Metric: Macro F1 (%; predicted boxes matched one-to-one to the referred chart elements by Hungarian matching at IoU >= 0.5; ECDBench half of ChartREG++; zero-shot, greedy). Source: arxiv.org. Saturation forecast: Around 2028. 5 models tracked.

Top models

#ModelScore
1Gemini 3 Pro23.9
2GPT-5.210.4

Interactive version: theaggregate.ai/benchmark?slug=chartreg-plus-plus-box-grounding-ecdbench-charts · How It Works · Data refreshed daily, snapshot 2026-09-26.