SteelBench - Macro-F1: leaderboard

Metric: Macro-F1 over the 25 action classes (%; 1,345 densely annotated clips of real steel-plant CCTV footage (8 frames at 1080p per clip) from six industrial domains, zero-shot structured prompt with the 25-class action taxonomy, site context, PPE definitions and safety rules; provider-default temperature; failed parses count as wrong). Source: arxiv.org. Saturation forecast: Around 2038. 9 models tracked.

Top models

#ModelScore
1Qwen 3.5 122B A10B22.6
2GPT-4o22.3
3Gemini 2.5 Pro17.8
4Claude Opus 4.717.8
5Gemini 2.5 Flash17.3
6Nemotron Nano 12B v2 VL17
7Gemma 4 31B (IT)16.2
8GPT-5.416.1
9Llama 4 Maverick12.7

Interactive version: theaggregate.ai/benchmark?slug=steelbench-macro-f1 · How It Works · Data refreshed daily, snapshot 2026-09-29.