BehaviorBench (Behavioral Traces) - Belief Choice (ProfileGen): leaderboard

Metric: Choice accuracy (%): predicted final revealed side (YES or NO) of the wallet in the target market; history interface ProfileGen (a released structured profile summarizing the wallet's pre-target behavior); 2,000 pseudonymous prediction-market wallets reconstructed from public Polymarket metadata and Polygon on-chain logs, 22,204 chronologically held-out wallet-market test instances; chance 50, context-only baseline 53.13; higher is better. Source: arxiv.org. Saturation forecast: Around December 2026. 11 models tracked.

Top models

#ModelScore
1GPT-5.473.2
2Claude Opus 471.47
3Claude 3.7 Sonnet71.18
4Gemma 3 12B (IT)71.17
5Gemma 3 27B (IT)70.73
6GPT-5.4 Mini69.24
7GPT-5.4 Nano68.62
8GPT-OSS-20B66.8
9Llama 4 Scout Instruct65.88
10Ministral-3-14B-Instruct-251262.18
11NVIDIA-Nemotron-3-Nano-30B-A3B-BF1651.39

Interactive version: theaggregate.ai/benchmark?slug=behaviorbench-behavioral-traces-belief-choice-profilegen · How It Works · Data refreshed daily, snapshot 2026-09-29.