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OpenAI’s o3 and o4-mini models hallucinate more than older models
short by Shristi Acharya / on Saturday, 19 April, 2025
OpenAI's newly-launched o3 and o4-mini models hallucinate or make answers up more often than the startup's older models, its technical report said. The o3 and o4-mini models hallucinated 33% and 48% of the time respectively. OpenAI's older o3-mini model scored 14.8% and its o1 model scored 16% in hallucination rating. OpenAI said it needs to research more on hallucinations' cause.
read more at NewsBytes