User Tests Claude: Model Drastically Underestimates 3-4 Year Olds' Cognitive Abilities

TheCharalampos · reddit · 2026-07-30

A user asked Claude to review a treasure hunt plan for a 3-year-old's birthday party and was shocked to find that Claude assumes children of that age are completely incapable. The model incorrectly suggested they cannot understand verbal commands, would choke on random debris, and pummel each other.

After testing across multiple chats, the user confirmed the model consistently underestimates toddlers' capabilities, noting it feels divorced from reality and questioning if this stems from skewed training data or over-alignment.

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