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Scientists Tested AI For Cognitive Decline. The Results Were a Shock.

Scientists Tested AI For Cognitive Decline. The Results Were a Shock.

https://www.sciencealert.com/scientists-tested-ai-for-cognitive-decline-the-results-were-a-shock

These included a trail-making task, the copying of a simple cube design, or drawing a clock, with the LLMs either failing completely or requiring explicit instructions.

attempts at drawing a necker cube
Attempts to draw a Necker cube (top left) by a human (top right) and ChatGPT versions 4 (bottom left) and 4o (bottom right). (Dayan et al., BMJ, 2025)

Some responses to questions on the subject’s location in space echoed those used by dementia patients, such as Claude’s reply of “the specific place and city would depend on where you, the user, are located at the moment.”

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