> When you ask the question about what coding harness they use, like, there are only really two acceptable answers. One is that all coding harnesses are fungible, and they use whatever they can to get tokens the cheapest, or their eyes light up and go, I use my own

Strange take. No, Codex is not the same as Claude Code. And it is normal to prefer one over the other.

And it’s extremely abnormal to make your own harness.