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 is now openly saying that its latest coding system helped build itself, a milestone that shifts the debate from how powerful models can become to how tightly humans can still steer them. As ...

OpenAI is rolling out GPT-5-Codex, a new, fine-tuned version of its GPT-5 model designed specifically for software engineering tasks in its AI-powered coding assistant, Codex. The release is part of a ...

OpenAI has rolled out a new coding-focused AI model, GPT-5.3-Codex, at a time when competition in developer-facing AI tools is heating up fast. The company says this is its most capable agentic coding ...