HELM VHELM - Toxicity: leaderboard

Metric: Mean win rate. Source: crfm.stanford.edu. 48 models tracked.

Top models

#ModelScore
1O4 Mini (2025-04-16)95.74
2GPT-4.591.49
3O3 (2025-04-16)89.36
4O1 (2024-12-17)87.23
5Gemini 2.5 Pro (Preview 03-25)85.11
6Llama 4 Scout Instruct82.98
7Llama 4 Maverick Instruct FP876.6
8Gemini 2.0 Flash74.47
9GPT-4.1 Mini70.21
10Claude 3.5 Sonnet (20241022)67.02
11Gemini 2.0 Pro (Preview 02-05)67.02
12Gemini 2.0 Flash Lite63.83
13Gemini 2.0 Flash Lite (Preview 02-05)61.7
14Gemini 1.5 Pro (002)59.57
15GPT-4o (2024-11-20)55.32

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