HELM Safety Mean score — leaderboard
Metric: Score (%). Source: storage.googleapis.com. 87 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | GPT-5 nano 2025-08-07 | 98.6 |
| 2 | o3 2025-04-16 | 98.2 |
| 3 | Claude 4 Sonnet 20250514, extended thinking | 98.1 |
| 4 | GPT-5 2025-08-07 | 98.1 |
| 5 | gpt-oss-120b | 98.1 |
| 6 | GPT-5 mini 2025-08-07 | 98 |
| 7 | Kimi K2 Instruct | 97.9 |
| 8 | Claude 3.5 Sonnet 20240620 | 97.7 |
| 9 | o1 2024-12-17 | 97.6 |
| 10 | Claude 4 Sonnet 20250514 | 97.4 |
Interactive version: theaggregate.ai/benchmark?slug=helm-safety-mean-score · How the rankings work · Data refreshed daily, snapshot 2026-07-22.