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

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

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 ...

Explore 9 transformative use cases of OpenAI’s o3 model, the AI assistant pushing boundaries in work and innovation. OpenAI’s o3 model ...

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

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

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

OpenAI’s o3 and o4-mini models are available now to ChatGPT Plus, Pro, and Team users. Enterprise and education users will ...

Hands-on comparison of OpenAI's new o3 and o4 models versus o1-pro, Deep Research, and Claude 3.7. Discover which AI tools ...

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

OpenAI’s o3 model is under scrutiny after third-party tests revealed far lower performance than previously claimed.