RewardBench 2 Factuality — leaderboard

Metric: Accuracy (%). Source: huggingface.co. 52 models tracked.

Top models

#ModelScore
1GPT-5.588.21
2Qwen 3.6 Plus86.95
3Gemini 3.1 Pro (Preview)86.37
4GPT-5 Mini85.47
5GLM-5.1 FP884.47
6Kimi K2.684.42
7GLM-5 FP883.79
8Qwen 3.5 397B A17B83.16
9Qwen 3.5 122B A10B82.74
10Kimi K2 (Thinking)81.95
11Kimi K2.581.47
12GPT-OSS-120B80.89
13GLM-4.7 FP880.63
14NVIDIA-Nemotron-3-Super-120B-A12B-FP880
15DeepSeek V3.2 Speciale78.53

Interactive version: theaggregate.ai/benchmark?slug=rewardbench-2-factuality · How the rankings work · Data refreshed daily, snapshot 2026-07-22.