OpenAI is rolling out a pair of new artificial intelligence models that mimic the process of human reasoning to field more ...

OpenAI is launching an open source tool called Codex CLI, which brings the company's AI models to local terminal software.

OpenAI touts o3 as a smart AI model with the ability to reason (meaning it can recursively check its answers before giving ...

OpenAI is releasing two new AI reasoning models today: o3, which the company calls its “most powerful reasoning model,” and ...

OpenAI is launching o3 and o4-mini, new AI reasoning models designed to pause and work through questions before responding.

OpenAI on Wednesday released two new AI models—o3 and o4-mini—designed to handle a broader range of tasks, from coding to ...