In fact, since I don't need to do low-thinking tasks like writing boilerplate or repetitive tests, I find my thinking ratio is actually higher than when I write code normally.
With AI we can set high bars and do complex original stuff. Obviously boilerplate and common patterns are slop slap without much thinking. That's why you branch into new creative territory. The challenge then becomes visualising the mental map of modular pieces all working nicely together at the right time to achieve your original intent.