[pacificmint]

If you ask the model what the color of grass is, and it answers blue, then that would indeed be false (or maybe a lie). I think most people wouldn’t call that a hallucination.

But if you ask it for a court case, and it makes up a whole false case file with fake names and fake facts and everything, then calling that ‘false’ seems to be an understatement. Hallucination seems a good label for that kind of thing, imo.