I spent several hours comparing Claude Fable 5 and ChatGPT 5.6 Sol Ultra on a real development project. With Claude Fable 5, the experience was frustrating. Many of my requests ended with the same response: "Fable 5's safeguards flagged this message." Even for legitimate software engineering tasks, I frequently hit safeguard refusals before getting a useful answer. I then switched to ChatGPT 5.6 Sol Ultra and the difference was immediately noticeable. It analyzed my project, id...