Codex on ChatGPT Pro: output quality dropped since Oct 26, behaves like a smaller model (limits not exhausted)

🌐 链接: https://community.openai.com/t/codex-on-chatgpt-pro-output-quality-dropped-since-oct-26-behaves-like-a-smaller-model-limits-not-exhausted/1411330
🏷️ 分组: OpenAI Developer Community
🕒 时间: 2026-10-31 18:54:09
OpenAI Developer Community
Codex on ChatGPT Pro: output quality dropped since Oct 26, behaves like a smaller model (limits not exhausted)
Hi all, I’m on ChatGPT Pro ($200). Since about 12:00 Europe/Kyiv on Oct 26, Codex output quality has dropped sharply: weaker reasoning and more mistakes than before, on the same kind of tasks. ChatGPT on the web is fine on the same account. It feels like…