OpenAI signed Smartly as its first creative adtech partner, continuing its widely anticipated advertising rollout.

California and Delaware warned OpenAI on Friday that they have “serious concerns” about the AI company’s safety practices in the wake of several recent deaths reportedly connected to ChatGPT. In a ...

OpenAI just unveiled what it’s calling its “most capable model” yet for professional work — a move that comes only weeks after Google won praise for its Gemini 3 artificial-intelligence model, raising ...

OpenAI today published a blog post explaining its Model Spec, the evolving document that determines how ChatGPT balances user ...