Over the last week, OpenAI’s place atop the AI model hierarchy has been heavily challenged by Chinese model DeepSeek. Today, OpenAI struck back with the public release of o3-mini, its latest simulated ...

OpenAI just released a new ChatGPT model that's better and more reliable than its best reasoning models to date. ChatGPT o3-pro joins the list of AI chatbot options in the app, replacing the o1-pro ...

OpenAI on Friday launched a new AI “reasoning” model, o3-mini, the newest in the company’s o family of reasoning models. OpenAI first previewed the model in December alongside a more capable system ...

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 ...

On the final day of the '12 Days of OpenAI' event, OpenAI today announced the upcoming o3 family of reasoning models. Similar to the existing o1 family, the o3 family will include o3 and o3 mini ...