Introducing Codex
What changed
Introducing Codex
Why it matters
A concrete addition to Practical AI: Tools, Models & Frameworks: it changes what's available to builders today rather than being general commentary.
How it compares
Related prior coverage to compare against:
- Introducing GPT-5.3-Codex
- Codex is now generally available
- Scaling Codex to enterprises worldwide
Sources
- Introducing Codex (openai-blog)primary