OpenAI has expanded the availability of its GPT-5.3-Codex model to third-party developers via API and Microsoft Foundry.

OpenAI’s new Codex Mac app passed 1 million downloads in a week, spotlighting rising demand for agentic coding tools and tighter free-tier limits.

OpenAI calls the new coding tool the "first milestone" in its relationship with the chipmaker.

OpenAI has announced new updates to its Codex and its Agent API, enhancing accessibility, functionality, and safety for developers. These updates include expanded access to Codex, new internet-enabled ...

That's why OpenAI's push to own the developer ecosystem end-to-end matters in26. "End-to-end" here doesn't mean only better models. It means the ...

OpenAI launches a Mac-only Codex app as an agent command center. Sandbox controls limit folder writes and network access for safer use. Switching between IDE, terminal, and app keeps context across ...

OpenAI's new Codex agent is essentially a vibe-coding environment based on a ChatGPT-like comment interface. As much as the vibe-coding idea seems like a meme for wannabe cool-kid coders, the new ...

OpenAI says one of its teams has built an app with zero human-written code. Every single line of code in this app has come from Codex AI agents, notes the company in a blog post, highlighting that ...

OpenAI announced on Friday it’s launching a research preview of Codex, the company’s most capable AI coding agent yet. Codex is powered by codex-1, a version of the company’s o3 AI reasoning model ...