One of the more terribly named models, o4-mini drops the “GPT” element of the naming scheme and awkwardly swaps the 4o around ...

OpenAI has quietly released an updated overview of the capabilities and usage limits of its ChatGPT Enterprise models, ...

ChatGPT isn't based on one AI model, but many. As it turns out, OpenAI has a support document listing the times it thinks you ...

OpenAI admitted that it can be confusing for users to choose between all the different models, but the company has quietly published a document that makes it easier to understand ChatGPT.

OpenAI today announced the release of new o3 and o4-mini AI models, which the company says are its smartest models to date. o3 and o4-mini can ...

DeepSeek released its buzziest large language model, R1, on Jan. 20. The AI assistant hit No. 1 on the Apple App Store in recent days, bumping OpenAI’s long-dominant ChatGPT down to No. 2.

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

A discrepancy between first- and third-party benchmark results for OpenAI’s o3 AI model ... the public o3 model “is a different model […] tuned for chat/product use,” corroborating Epoch ...