AI is getting more powerful, but its hallucinations are getting worse

 

 "The company found that o3 – its most powerful system – hallucinated 33% of the time when running its PersonQA benchmark test, which involves answering questions about public figures. That is more than twice the hallucination rate of OpenAI’s previous reasoning system, called o1. The new o4-mini hallucinated at an even higher rate: 48%.

When running another test called SimpleQA, which asks more general questions, the hallucination rates for o3 and o4-mini were 51% and 79%. The previous system, o1, hallucinated 44% of the time."

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AI is getting more powerful, but its hallucinations are getting worse | eKathimerini.com