A plausible answer can be unsupported

A model can produce a citation-shaped sentence without the cited paper existing. It can also add a booking address that the organiser never supplied.

An invented or unsupported claim presented as fact is often called a hallucination.

The model generates tokens using learned patterns and the current context. A plausible continuation is not automatically a verified statement about the world.

Think of completing an invitation template. "Book at..." is a natural next phrase. But the shape of the sentence cannot supply the actual booking address.

A system can add searches, calculators, or checks. The model can also be trained to avoid unsupported claims. These can improve reliability, but the final text still needs evidence when an error matters.

A plausible answer can be unsupported

A model can produce a citation-shaped sentence without the cited paper existing. It can also add a booking address that the organiser never supplied.

An invented or unsupported claim presented as fact is often called a hallucination.

The model generates tokens using learned patterns and the current context. A plausible continuation is not automatically a verified statement about the world.

Think of completing an invitation template. "Book at..." is a natural next phrase. But the shape of the sentence cannot supply the actual booking address.