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

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

OpenAI has launched a new Codex desktop app aimed at helping developers manage multiple AI agents working in parallel across long-running software projects. The macOS app acts as a command center ...

On Thursday, OpenAI released GPT-5.3-Codex, a new model that extends its Codex coding agent beyond writing and reviewing code to performing a much wider range of work tasks. The release comes as ...

Since last spring, OpenAI has offered Codex. What started life as the company's response to Claude Code is becoming something more sophisticated with the release of a new dedicated macOS app. At its ...

Codex Max processes massive workloads through improved context handling. Faster execution and fewer tokens deliver better real-world efficiency. First Windows-trained Codex enhances cross-platform ...