OpenAI delivered advanced ChatGPT reasoning models this month that are more capable than o1, but they also hallucinate more.

The rave reviews OpenAI's latest models have been winning come with an asterisk: Experts are also finding that they're ...

The FrontierMath benchmark from Epoch AI tests generative models on difficult math problems. Find out how OpenAI’s o3 and ...

A discrepancy between first- and third-party benchmark results for OpenAI's o3 AI model is raising questions about the ...

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

OpenAI’s newest LLM, o3, is facing scrutiny after independent tests found it solved a far fewer number of tough math problems ...

Learn how OpenAI's o3 and o4 models are setting new standards in generative AI, empowering businesses, developers, and ...

Historically, each new generation of OpenAI's models has delivered incremental improvements in factual accuracy, with ...

OpenAI launches groundbreaking o3 and o4-mini AI models that can manipulate and reason with images, representing a major ...

However, according to OpenAI’s internal tests, these new o3 and o4-mini reasoning models also hallucinate significantly more ...

OpenAI is launching o3 and o4-mini, new AI reasoning models designed to pause and work through questions before responding.

OpenAI is releasing two new AI reasoning models today: o3, which the company calls its “most powerful reasoning model,” and ...