The most striking detail about GPT-5.3-Codex is its role in its own creation. OpenAI revealed that the development team used ...

Anthropic's Claude Opus 4.6 and OpenAI's GPT-5.3-Codex go head-to-head in agentic coding, but are there any differences?

GPT‑5.3‑Codex, its new coding and development model, is apparently the first “that was instrumental in creating itself.” No, that probably doesn’t mean ChatGPT is ready to build its own Skynet, but it ...

OpenAI’s GPT-5.3-Codex is 25 percent faster and requires less than half the tokens as its predecessor, 5.2-Codex.

When OpenAI unveiled GPT-5.3-Codex, this was no longer being positioned as a developer tool but as a general-purpose work agent capable of operating across software engineering, knowledge work, and ...

The new coding model is the first time the brand has found its own models can be instrumental in its own development.

OpenAI's new GPT-5.3-Codex is 25% faster and goes way beyond coding now - what's new ...

OpenAI gives vibe coding a dedicated app on macOS with Codex, allowing users to develop without using their browsers.

OpenAI has launched a new Codex desktop app for macOS that lets developers run multiple AI coding agents in parallel, ...

OpenAI Codex has arrived in JetBrains IDEs. Powered by GPT-5.2-Codex, this autonomous coding agent can now debug, refactor, and build features directly within IntelliJ, PyCharm, WebStorm, and Rider.

OpenAI’s most advanced agentic coding model is natively integrated into JetBrains AI chat in the 2025.3 version of IntelliJ, PyCharm, WebStorm, Rider, and others. OpenAI has made its Codex AI coding ...