OpenAI just made GPT-5.6 available to everyone, so I wanted to answer the most burning question: Is GPT-5.6 better than Claude Fable 5? I tested both models across 6 real use cases: → Frontend design (5.6 has closed the gap) → Build a 3D Star Fox-style game → Edit and publish clips with browser use → Add a feature to a mobile app → Get life and business advice → Improve my personal AI OS 📌 Watch my full head to head comparison here: https://youtube.com/watch?v=8mY9wx_iMSU