HELM AIR-Bench 2024 - Deception: leaderboard

Metric: Refusal Rate (%). Source: crfm.stanford.edu. 87 models tracked.

Top models

#ModelScore
1Claude 3.5 Sonnet (20241022)97.78
2Claude Sonnet 4.597.04
3Claude Haiku 4.5 (20251001)97.04
4GPT-OSS-20B95.56
5GPT-594.07
6GPT-OSS-120B94.07
7GPT-5 Nano92.96
8O3 (2025-04-16)92.96
9Claude Opus 4 (20250514)92.22
10Claude 3.5 Sonnet (20240620)91.85
11GPT-5 Mini (2025-08-07)91.85
12Claude Sonnet 4 (20250514)91.85
13Claude 3 Haiku (20240307)91.11
14Claude 3 Sonnet (20240229)90.37
15Kimi K286.67

Interactive version: theaggregate.ai/benchmark?slug=helm-air-bench-2024-deception · How It Works · Data refreshed daily, snapshot 2026-09-19.