Smarter, but less accurate? ChatGPT’s hallucination conundrum

While AI advancements continue to bring about innovative tools that simplify many aspects of human life, the issue of hallucination remains a major concern.

According to IBM, hallucination “is a phenomenon where, in a large language model (LLM) often a generative AI chatbot or computer vision tool, perceives patterns or objects that are nonexistent or imperceptible to human observers, creating outputs that are nonsensical or altogether inaccurate.”

OpenAI’s technical report on its latest models—o3 and o4-mini—shows these systems are more…