ChatGPT Fails Basic Physics Intuition Test That Video-Trained V-JEPA Solves Easily

A head-to-head comparison shows ChatGPT failing a simple physical reasoning task that Meta's V-JEPA — trained on video, not text — handles correctly, reigniting debate over whether LLMs can ever develop genuine world models.

A demonstration shared by @heynavtoor shows ChatGPT failing a basic physics intuition test — reportedly involving predicting the behavior of physical objects — while Meta's V-JEPA model, which is trained on video data rather than text, succeeds. The comparison is a clean illustration of a fundamental limitation that LLM skeptics have long flagged: language models learn statistical patterns in text, not causal models of how the physical world works.

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