OpenAI just made GPT 5.6 available to everyone and I’m going to answer your most burning question: Is GPT 5.6 better than Claude Fable 5? Watch my tutorial to see me test both models head-to-head across 6 real use cases.
Timestamps
(00:00) GPT-5.6 vs Claude Fable 5
(00:46) Compare model tiers, price, and coding performance
(01:45) Create an interactive travel website
(05:44) Build a 3D Star Fox-style game in one shot
(09:39) Edit and publish short videos with browser use
(15:10) Plan and build a mobile app feature
(19:34) Get personalized life and business advice
(22:17) Improve and clean up a personal AI OS
(24:37) Comparing each model’s strengths and weaknesses
(26:36) My daily-driver recommendation