Error logs and GitHub pull requests hint at GPT-5.4 quietly rolling out in Codex, signaling faster iteration cycles and continuous AI model deployment.

The big headlines on this release are efficiency, with OpenAI reporting that GPT-5.4 uses far fewer tokens (47% fewer on some ...

OpenAI launches GPT-5.4 across ChatGPT, API, and Codex with stronger reasoning, coding, and computer use capabilities.

OpenAI GPT-5.4 is rumored after a Codex demo leak; GPT-5.3 is already in Codex, raising release timing questions.

GPT-5.4 is another model update focused on usefulness for agentic tasks, particularly knowledge work. OpenAI says this is its ...

At the start of February, OpenAI upgraded its Codex coding app to give it the ability to manage multiple AI agents. At the ...

Around one month after launching Codex for Mac, OpenAI brings Codex to Windows with a new suite of IDEs supported.

OpenAI's new GPT-5.4 clobbers humans on pro-level work in tests - by 83% ...

OpenAI has launched its Codex app on Windows, bringing a native AI coding assistant with project management, automations, and WSL support for developers. The post If you’re into AI coding, OpenAI just ...

Explore 5 useful Codex features in ChatGPT 5.4 that help with coding tasks, project understanding, debugging, and managing ...

GPT-5.3-Codex moved to No. 1 in Quality on the Microsoft Foundry AI Model Leaderboard soon after release, while a cross-metric 'podium' scoring method put GPT-5-Nano on top overall for efficiency.