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 ...

OpenAI Launches Codex Desktop App for Windows, Bringing AI Coding Agents to PC Developers Your email has been sent OpenAI is officially bringing its Codex app to Windows, giving PC users the same ...

OpenAI upgrades Codex to automate your workflows - and compete better with Claude Code ...

In a major shift in its hardware strategy, OpenAI launched GPT-5.3-Codex-Spark, its first production AI model deployed on Cerebras wafer-scale chips rather than traditional Nvidia GPUs. The new model ...