Prototyping UIs has always been a good fit for vibe coding, because code quality matters less than when shipping to prod. But with the latest models, things have gotten kinda ridiculous… Opus 4.6 Fast can ask me 50 interview questions about a spec in rapid succession. That process reaches such clarity that it can then one-shot a big feature roughly aligned with the vision in my head, at an adequate quality level to feel out the concept and share the idea. Further iterations happen in seconds.…