ChatGPT offers multiple AI models, each with its own strengths and weaknesses. The most versatile model is probably GPT-4o, which is the best choice for a wide range of uses. Ask GPT-4o to Search the ...

On Wednesday morning, OpenAI announced via an X post that it began rolling out GPT-4.5 to ChatGPT Plus users. When first announced, OpenAI shared that the full rollout could take one to three hours.

On Thursday, OpenAI announced GPT-5 and three variants—GPT-5 Pro, GPT-5 mini, and GPT-5 nano—what the company calls its “best AI system yet,” with availability for some of the models across all ...

Here’s what OpenAI has to say about GPT-5: Today we’re introducing GPT‑5⁠, OpenAI’s smartest, fastest, most useful model yet, and a major step towards placing intelligence at the center of every ...