You’ve probably read about Sam Altman extolling the virtues of ChatGPT-5.4 Thinking as his “favorite model to talk to.” That’s great if you’re a Plus or Pro user, because you get access to that model.

OpenAI has unveiled GPT-4o mini, a scaled back model variant based on GPT-4o. The new model is smarter, more knowledgeable, and cheaper than GPT-3.5 Turbo. Free ChatGPT users stand to benefit the most ...

UPDATE: Apr. 16, 2025, 2:18 p.m. EDT Now that the OpenAI livestream has ended, this article has been updated with the latest information about the o3 and o4-mini launch. OpenAI's o3 and o4-mini models ...

If you are interested in learning more about how the latest ChatGPT 4o Mini large language model made available this month by OpenAI compares to other more expensive AI models. Prompt Engineering has ...

Microsoft Corp (NASDAQ:MSFT) backed OpenAI is introducing an affordable and compact version of its advanced AI model, aiming to attract a broader spectrum of developers and businesses. The new model, ...

OpenAI is preparing to launch as many as three new AI models, possibly called "o4-mini", "o4-mini-high" and "o3". Right now, ChatGPT has as many as five models, including GPT 4o (the non-reasoning ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Sam Altman said he is "excited" about the capabilities of the latest ...

ChatGPT 4.1 is now rolling out, and it's a significant leap from GPT 4o, but it fails to beat the benchmark set by Google Gemini. Yesterday, OpenAI confirmed that developers with API access can try as ...

After years of hype and speculation, OpenAI has officially launched a new lineup of large language models (LLMs), all different-sized variants of GPT-5, the long-awaited successor to its GPT-4 model ...

After GPT-4.5, subsequent models updates will incorporate OpenAI's o-series reasoning capabilities into one simplified ...