Yes
Fable nailed these screens fast
draginol on Hacker News
In the thread “Will It Mythos?”
Helped: Fable handled tedious C++ screen creation in legacy game code effectively.
Got in the way: GPT 5.5 and Opus 4.8 struggled repeatedly with the same C++ tasks.
… But GPT 5.5 and Opus 4.8 would just struggle with these over and over again and this is C++ work with limited hotloading so it's a slow process. Fable nailed these screens fast.