Top AI App Builder Platforms with Integrated Backend, Hosting & Database

Every AI app builder I've tried promises the same thing: type a prompt, get an app. The reality is usually messier. You get a slick frontend, and then you're suddenly setting up Supabase yourself, wiring up auth, picking a host, and realizing the "full-stack" promise was more like "full-front-end with vibes." So I went looking for AI app builders that actually deliver the whole package. Backend, database, authentication, hosting, all of it provisioned for you, in one place, from a single prompt...