OpenAI surprised the world yesterday afternoon by announcing not "Strawberry" as rumored, nor GPT-5, but a new family of "reasoning" large language models (LLMs) called o1 that aims to offer high ...

On the ninth day of its holiday-themed stretch of product announcements known as "12 Days of OpenAI," OpenAI is rolling out its most advanced model, o1, to third-party developers through its ...

OpenAI's GPT-5 has more than doubled coding and agent-building activity since its debut and driven an eightfold jump in reasoning workloads. Platforms including Cursor, Vercel, JetBrains, Factory, ...

OpenAI on Thursday announced GPT-5, its latest and most advanced AI model. The company said the model is smarter, faster and more useful, particularly across domains like writing, coding and health ...