UPDATE: Apr. 16, 2025, 2:18 PM 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 ...

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 ...

On Wednesday, OpenAI launched its latest reasoning models, o3 and o4-mini. As with its other o-series models, OpenAI's o3 and o4-mini think for a longer period of time before responding in order to ...

OpenAI launched its long-awaited GPT-5 model. The model is claimed to be OpenAI's fastest, smartest, and most capable yet. GPT-5 is available to everyone: Free, Plus, Pro, and Team/Enterprise/Edu ...

If you're thinking about upgrading to ChatGPT Plus from Free, there are several features you should first learn about and consider when making your decision.

Jake Peterson is Lifehacker’s Senior Technology Editor. He has a BFA in Film & TV from NYU, where he specialized in writing. Jake has been helping people with their technology professionally since ...