There are two kinds of passkeys: the ones you can sync (i.e. export) and the ones you can't. The ones you can't sync are typically security keys, and there it's

There are two kinds of passkeys: the ones you can sync (i.e. export) and the ones you can't. The ones you can't sync are typically security keys, and there it's a feature. So yeah, you can have whichever you want, nothing prevents it!