OpenAI has confirmed that it's retiring ChatGPT's most popular model called GPT-4o and several other models, including GPT-5 ...

A mere two days after announcing GPT-4.1, OpenAI is releasing not one but two new models. The company today announced the public availability of o3 and o4-mini. Of the former, OpenAI says o3 is its ...

What if the future of artificial intelligence wasn’t just smarter—but also smaller, faster, and more accessible than ever? With the release of GPT-5, OpenAI has introduced not one, but three tailored ...

ChatGPT-4o Fans, Get Ready to Say Goodbye: OpenAI Will Soon Retire Several Models ...

OpenAI released its newest reasoning model, called o3-mini, on Friday. OpenAI says the model delivers more intelligence than OpenAI’s first small reasoning model, o1-mini, while maintaining o1-mini’s ...

First reported by TechCrunch, OpenAI's system card detailed the PersonQA evaluation results, designed to test for hallucinations. From the results of this evaluation, o3's hallucination rate is 33 ...