Post by Matt Shumer on X
Matt Shumer@mattshumer_
XI've had access to GPT-5.6 since May 27.
Everyone is going to tell you it's incredible. They're right.
But this isn't another post glazing 5.6.
For 2 weeks, it was the best model I'd ever used.
Then Fable came out, and I stopped using GPT-5.6 overnight.
Here's my review:
385 likes40 repliesPosted Jul 9, 2026