Announcement

Human Behavior Bench launches to test AI predictions of everyday choices

Kaggle says base models tend toward the mean rather than reflecting how preferences vary between cohorts.

2 Sources, 1h ago, first seen 1h ago

A leaderboard graphic from Kaggle titled "Rehearsals: Human Behavior Bench". The ranking chart lists nine AI models and their corresponding scores, measured on a scale from 70% to 85%. The models are ranked as follows:

1. Gemini 4 Argon with a score of 80.6%
2. Claude Opus 5 with a score of 80.2%
3. GPT-5.6 Sol with a score of 79.5%
4. Claude Opus 5.5 with a score of 79.3%
5. Gemini 3.8 Flash with a score of 79.2%
6. Gemini 3 Flash Preview with a score of 78.5%
7. GPT-5.6 Terra with a score of 77.8% 8. Gemini 3.5 Flash-Lite with a score of 75.9%
9. Grok 4.7 with a score of 75.2%

The background features a subtle gradient with warm yellow and beige tones, and the source is cited at the bottom as the Human Behavior Bench Leaderboard on Kaggle.

TLDR

Kaggle says it launched Human Behavior Bench with Rehearsals, drawing on surveys of 1,244 US adults conducted from June to September 2026. Its 750 cases—149 public and 601 private—test predictions across areas including health, finance and consumption. Kaggle’s leaderboard puts Rehearsals’ Engram 1.0 at 94.1%, ahead of Gemini 4 Argon at 80.6%.

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Human Behavior Bench launches to test AI predictions of everyday choices

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