tech
February 6, 2026
OpenAI claims its latest model helped code itself.
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 can help in debugging and testing:
TL;DR
- OpenAI's GPT-5.3-Codex is a new coding and development model.
- The model reportedly played a role in its own creation.
- It was used for debugging training, managing deployment, and diagnosing test results.
- This accelerated the model's own development.
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