📝 How I ChatPRD: I made 8 models build the same app 82 times I'm working on integrating a full prototyping tool into ChatPRD. This prototyping tool follows a 3 step agent pattern: a planner designs the architecture a coder writes the files and a visual reviewer grades the result. Every one of those three steps is a model we get to choose. So I ran a real bake-off — 82 sandbox builds across planners, coders, themes, and product types — to answer one question: is "smarter planning plus…