📝 My GPT-5.6 Review: Second Place Has Never Been This Good TL;DR - I have been testing GPT-5.6 since May 27. For the first two weeks, it was the most impressive model I had ever used. Goal mode plus this model is pure sorcery. It built me a voxel-based Manhattan simulation with a working subway, and a Teardown-style destruction game, largely on its own, over runs that lasted days. - Then Claude Fable came out, and I stopped using GPT-5.6 almost overnight, because Fable is that much better for…