Fable 5 Outperforms GPT-5.6 in Expo App Build, $2K Test Shows
In a $2,000, 2‑billion‑token experiment, Expo’s Fable 5 built identical apps from specs faster and with cleaner code than GPT-5.6‑Sol and GPT-5.5. The study shows AI‑assisted dev tools can still lag behind specialized solutions on code quality and UI fidelity.