LED (Box Overlay) - Element Error F1: leaderboard

Metric: Element-level macro F1 (x 100): labelling each predicted box with one of eight structural error types or none, given only the page image with the predicted boxes drawn on it (with ground-truth boxes), on LED's 4,996 DocLayNet test pages with structural layout errors (missing, hallucinated, resized, misclassified, split, merged, overlapping, duplicated regions) injected at the rates a commercial layout model produces, zero-shot via OpenRouter at temperature 1.0; higher is better. Source: arxiv.org. Saturation forecast: Estimated already saturated. 8 models tracked.

Top models

#ModelScoreOverall rank
1Gemini 2.5 Pro36.9#145
2Gemini 2.5 Flash26.6#237
3Gemini 2.5 Flash Lite5.6#413
4GPT-4o Mini3.4#588
5GPT-4o1.2#333
6Llama 4 Maverick0.5#451
7Llama 4 Scout0.1#646

No result here: #3 Claude Opus 5.5, #5 GPT-6 Astra, #8 Claude Fable 5.1.

Interactive version: theaggregate.ai/benchmark?slug=led-box-overlay-element-error-f1 · How It Works · Data refreshed daily, snapshot 2026-10-11.