OpenAI’s o3 and o4-mini models are available now to ChatGPT Plus, Pro, and Team users. Enterprise and education users will ...

OpenAI announced on Thursday the launch of o3 and o4-mini, new AI reasoning models designed to pause and work through questions before responding. The company calls o3 its most advanced reasoning ...

On Wednesday, OpenAI announced the release of two new models—o3 and o4-mini—that combine simulated reasoning capabilities with access to functions like web browsing and coding. These models ...

OpenAI says that it deployed a new system to monitor its latest AI reasoning models, o3 and o4-mini, for prompts related to biological and chemical threats. The system aims to prevent the models ...

AI models seem to be dropping left, right and center right now, with the latest coming from OpenAI. No, they haven’t finally released GPT-5, instead, they’ve complicated the naming system even ...

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 ...

AI models seem to be dropping left, right and center right now, with the latest coming from OpenAI. No, they haven’t finally released GPT-5, instead, they’ve complicated the naming system even ...

OpenAI says it could adjust safety standards if a rival launches a risky model without safeguards. The company launched GPT-4.1 this week without a safety report. Some former employees say OpenAI ...

An organization OpenAI frequently partners with to probe the capabilities of its AI models and evaluate them for safety, Metr, suggests that it wasn’t given much time to test one of the company ...

OpenAI has released its latest artificial intelligence model, which it said is capable of "thinking with images," meaning it can understand and analyze a user's sketches and diagrams, even if they ...

such as whether a user could jailbreak a model to provide instructions for creating a bioweapon. For comparison, sources told FT that OpenAI gave them six months to review GPT-4 before it was ...