Friday, January 30, 2026
Claude Code Performance Variance
Users are experiencing inconsistent performance with Claude Code, with some finding it fast and efficient while others complain about slowness, high memory usage, and producing inferior code compared to Codex.
Been doing a lot of work in Codex but was trying a pass in Claude Code. Forgot how fast it was, finished in 2 minutes when I'm used to Codex taking 10+ for similar tasks. Excitedly went to go build the code and see the results. Build error. Back to 5.2...
Yeah, Claude Code today is slow and uses too much memory Will fix
>Switched from Claude Code ($200/month) to Codex. Haven’t looked back since. I can totally relate. I’m a pretty heavy user myself, and I’m fully utilizing codex-gpt5.2-xhigh, but even when I run it for more than 20 hours a day, I’ve never once hit the limit. When I wake up in