Powered by GPT-5 and available through your ChatGPT plan. — OpenAI Developers (@OpenAIDevs) August 27, 2025 VS Code、Cursor、WindsurfといったIDE （エディタ） 向けに、Codexの新しい拡張機能をリリースした（VS ...

OpenAI has launched a new Codex desktop application as it looks to strengthen its position in the fast-growing market for AI-powered coding tools. The move comes at a time when artificial intelligence ...

Codex is an AI system made by OpenAI that can read and write computer code. It can write code, suggest changes, explain code that is already there, and help fix bugs.It works with a number of ...

Today, OpenAI announced GPT-5.3-Codex, a new version of its frontier coding model that will be available via the command line, IDE extension, web interface, and the new macOS desktop app. (No API ...

o3 and o4-mini are super good at coding, so we are releasing a new product, Codex CLI, to make them easier to use. this is a coding agent that runs on your computer. it is fully open source and ...

OpenAI just lobbed a grenade at vibe-coding startups like Cursor and Windsurf. The company behind ChatGPT has announced the Codex MacOS app, its take on an integrated development environment (IDE) ...

What if writing code wasn’t just for engineers anymore? Imagine a world where a UX designer tweaks an interface, a business analyst generates actionable insights, or a junior developer contributes to ...

Notably, GPT-5.3-Codex is the first OpenAI model that was used to create itself: The team used early versions of the model to debug its training, manage its deployment, and diagnose test results and ...

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 ...