If you've used ChatGPT, Google Gemini, Grok, Claude, Perplexity or any other generative AI tool, you've probably seen them make things up with complete confidence. This is called an AI hallucination - ...

What springs from the 'mind' of an AI can sometimes be out of left field. gremlin/iStock via Getty Images When someone sees something that isn’t there, people often refer to the experience as a ...

5 subtle signs that ChatGPT, Gemini, and Claude might be fabricating facts ...

OpenAI’s recently launched o3 and o4-mini AI models are state-of-the-art in many respects. However, the new models still hallucinate, or make things up — in fact, they hallucinate more than several of ...

"I think we will get the hallucination problem to a much, much better place," Altman said. "I think it will take us a year and a half, two years. Something like that. But at that point we won't still ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...