Yes 5.4 Perhaps Opus is superior and I'm just jaded. I come from Cursor before having adopted the TUI tools. Opus was nothing short of pathetic in their envir

Yes 5.4 Perhaps Opus is superior and I'm just jaded. I come from Cursor before having adopted the TUI tools. Opus was nothing short of pathetic in their environment compared to the -codex models. I would only use it for investigations and planning because it was faster. Like you've said, though, that could just be a harness issue.