By OpenAI 's own testing, its newest reasoning models, o3 and o4 -mini, hallucinate significantly higher than o1.

Well, according to a new report, o3 can now use images while reasoning. This will further enhance its reasoning capabilities ...

OpenAI’s newly released o3 and o4-mini are some of the smartest AI models to ever be released, but they seem to be suffering from one major problem. Both models are hallucinating. This in itself ...

OpenAI says its latest models, o3 and o4-mini, are its most powerful yet. However, research shows the models also hallucinate more -- at least twice as much as earlier models. Also: How to use ...