ChartREG++ - Box Grounding (ChartMimic Charts): leaderboard
Metric: Macro F1 (%; predicted boxes matched one-to-one to the referred chart elements by Hungarian matching at IoU >= 0.5; ChartMimic half of ChartREG++; zero-shot, greedy). Source: arxiv.org. Saturation forecast: Around April 2028. 5 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | Gemini 3 Pro | 29.8 |
| 2 | GPT-5.2 | 23 |
Interactive version: theaggregate.ai/benchmark?slug=chartreg-plus-plus-box-grounding-chartmimic-charts · How It Works · Data refreshed daily, snapshot 2026-09-26.