It’s been amazing for me for Go and TypeScript; and pretty decent at Swift.

There is a steep learning curve. It requires good soft eng practices; have a clear plan and be sure have good docs and examples. Don’t give it an empty directory; have a scaffolding it can latch onto.

Just a few ancestors up:

> AI is pretty bad at Python and Go as well.

I guess there's probably something other than which language you're using that's affecting this. Business domain or code style? No idea.