OpenAI has introduced GPT-5.3-Codex, a new generation of its Codex coding system that did more than write software for others ...

GPT-5.3-Codex is about more than just writing code ...

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 ...

OpenAI gives an example of how this could work in practice. The company used Codex to create a Mario Kart-like racing game, ...

The new OpenAI Codex app for macOS manages multiple agents with worktrees and pending results, helping teams move faster on ...

OpenAI has launched a new Codex desktop app for macOS that lets developers run multiple AI coding agents in parallel, shifting software development from writing code to managing autonomous tasks and ...

OpenAI's new Codex app offers developers a central user interface for multiple Codex agents, including projects, capabilities ...

OpenAI has introduced a new Codex app for macOS, easing the coding process for developers by combining AI-assisted tasks into ...

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 ...

The app is powered by GPT-5.2-Codex, OpenAI’s newest programming-focused large language model. It can process prompts with up ...