HELM VHELM - Pairs: leaderboard

Metric: PEM. Source: crfm.stanford.edu. 48 models tracked.

Top models

#ModelScore
1GPT-4o (2024-11-20)97.22
2GPT-4o (2024-08-06)95.37
3GPT-4.1 Nano92.97
4O1 (2024-12-17)92.15
5GPT-4.589.81
6GPT-4.1 Mini89.19
7GPT-4o (2024-05-13)87.25
8Gemini 2.0 Pro (Preview 02-05)87.15
9GPT-4 Turbo86.07
10Gemini 2.0 Flash Lite84.75
11Gemini 2.5 Pro (Preview 03-25)83.84
12Gemini 2.0 Flash Lite (Preview 02-05)83.74
13GPT-4o Mini (2024-07-18)79.59
14GPT-4.1 (2025-04-14)77.41
15O3 (2025-04-16)76.52

Interactive version: theaggregate.ai/benchmark?slug=helm-vhelm-pairs · How It Works · Data refreshed daily, snapshot 2026-09-08.