---
title: "OpenAI nerfed GPT 5.3 Codex xhigh. We independently reported the same thing at @TextCortex today"
date: 2026-02-25
canonical: https://solmaz.io/x/2026593973205147978/
x_url: https://x.com/onusoz/status/2026593973205147978
license: CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/)
---

OpenAI nerfed GPT 5.3 Codex xhigh. We independently reported the same thing at @TextCortex today

I'm looking forward to deploying open models and putting an end to this paranoia

*Part 1/2 of a thread; root: https://solmaz.io/x/2026593973205147978/*