In a new study, scientists with MIT, Harvard and Cornell found that the large language models (LLMs), like GPT-4 or Anthropic's Claude 3 Opus, fail to produce underlying models that accurately represent the real world.

https://www.livescience.com/technology/artificial-intelligence/large-language-models-not-fit-for-real-world-use-scientists-warn-even-slight-changes-cause-their-world-models-to-collapse