[jakobnissen]

If you use Claude Code, it will take you half a day to learn to use Codex, and like 30 minutes to start being productive in it. The switching cost is almost zero. Just go test out GPT 5.3, there is no reason not to

[nicwolff]

It's a bit more than zero, because I have substantial tooling around Claude Code – subagents, skills, containerization, &c – that I'd have to (have Opus...) reimplement.

[car]

You can point CC at other models, e.g. via OpenRouter. It only requires three env variables to be set.