If you like tiny city cars - or just love the brand - this list is for you.

OpenAI is rolling out GPT-5.4 mini and nano, focusing on speed and efficiency. The new models aim to handle high-volume AI tasks while improving coding, reasoning, and multimodal capabilities.

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 ...