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

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

OpenAI's o3 and o4-mini models for ChatGPT have arrived.

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

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 ...

The new model is available for paying ChatGPT Plus, Pro and Team users. Those who use the free version can also try out the ...

OpenAI released upgraded versions of its advanced reasoning models. These new models, named o3 and o4-mini, offer ...

When OpenAI unveiled its o3 “reasoning” AI model in December, the company partnered with the creators of ARC-AGI, a benchmark designed to test highly capable AI, to showcase o3’s capabilities.

Sam Altman announced Friday that OpenAI will release o3 and o4 in anticipation of GPT-5's release later in 2025. The San Francisco-based company shelved o3 and o4 in February, saying its many ...