Researchers found that AI models like ChatGPT o3 will try to prevent system shutdowns in tests, even when told to allow them.

ChatGPT’s model names are confusing. We’ve explained them simply to help you choose the right one.

Artificial Intelligence ChatGPT 4.5 understands subtext, but it doesn't feel like an enormous leap from ChatGPT-4o Artificial Intelligence I pitted Gemini 2.5 Pro against ChatGPT o3-mini to find ...

As someone who's spent countless hours testing ChatGPT's capabilities, I can confidently say that o3-mini is a game-changer for complex reasoning tasks. This compact yet powerful model ...

OpenAI's o3-mini model is now part of the free tier of ChatGPT, which lets users take full advantage of a significant advancement in AI, particularly for tasks requiring complex reasoning and ...

OpenAI announced the upcoming rollout of its incredibly smart new reasoning model earlier this week, and now we've got even better news: o3-mini will be available for free. Sam Altman confirmed ...

Announced in late January 2025, o3-mini is expected to be released as both an API and as an available ChatGPT model “in a couple weeks,” Sam Altman teased in a post on X. In a marked departure ...

ChatGPT got its multimodal capabilities last May, which include the ability to look at files, including images. Fast-forward to OpenAI’s o3 and o4-mini announcement earlier this week ...

We knew it was coming but OpenAI has made it official and released its o3-mini reasoning model to all users. The new model will be available on ChatGPT starting Friday, though your level of access ...

ChatGPT Plus offers a significant upgrade over the free version of ChatGPT. Subscribers can switch between GPT-4o, o1, o3-mini, and o3-mini-high models. They also get access to GPT-4.5 ...

OpenAI has introduced the ChatGPT o3 Mini, a new reasoning model now available to all users, including those on the free plan. This release represents a pivotal advancement in artificial ...

OpenAI has unveiled its new artificial intelligence model, ChatGPT O3, alongside its smaller version, O3-mini. These models offer more advanced reasoning and problem-solving capabilities compared ...