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

Bottom line: Codex aims to streamline routine programming work and set a new standard for AI-driven software engineering. As the technology matures, OpenAI envisions Codex and similar agents playing ...

ChatGPT's Codex, which is an AI agent that lets you code and delegate programming tasks, is now testing a new feature that lets you choose the best solution. OpenAI launched Codex in April, and it's a ...

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OpenAI has launched the Codex app for Windows, a desktop tool that lets developers run multiple AI coding agents, automate ...