BehaviorBench - Cross-Dimension Personality: leaderboard

Metric: Mean absolute error of the predicted score on one Big Five dimension from the other four dimension scores (Big Five personality dimension scores of held-out survey subjects); lower is better. Source: arxiv.org. Saturation forecast: Around August 2027. 18 models tracked.

Top models

#ModelScore
1Claude Opus 4.66.7
2Gemini 3.1 Pro (Preview)6.8
3Gemini 3.1 Flash Lite (Preview)7.1
4Claude Sonnet 4.67.2
5GPT-4.17.2
6Claude Haiku 4.57.2
7GPT-5.4 (High)7.3
8GPT-5.4 Mini (High)7.4
9DeepSeek V3.27.5
10Qwen 3 4B7.6
11Llama 3.3 70B Instruct8.3

Interactive version: theaggregate.ai/benchmark?slug=behaviorbench-cross-dimension-personality · How It Works · Data refreshed daily, snapshot 2026-09-29.