Is it just me, or is OpenAI Codex 5.2 better than Claude Code now?

LLMs 591 points 268 comments 6 days ago

Is it just me, or are you also noticing that Codex 5.2 (High Thinking) gives much better output? I had to debug three issues. Opus 4.5 used 50% of the session usage. Nothing was fixed. I switched to Codex 5.2 (High Thinking). It fixed all three bugs in one shot. I also use Claude Code for my local non-code work. Codex 5.2 has been beating Claude for the last few days. Gemini 3 Pro is giving the worst responses. The responses are not acceptable or accurate at all. I do not know what happened. It was probably at its best when it launched. Now its responses feel even worse than 2.0 Flash.

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