Bolt

StackBlitz's browser-based AI app builder (bolt.new): describe an app and it writes, runs and deploys it in the browser.

Verdict
On the way out
The job
Prototypes
Last checked
Website
bolt.new/

It was a fast way to get a working prototype, but a coding agent in your terminal now does the same in a real repo you keep, without spending credits per change. Finish and export what you have there; start new prototypes in a folder you own.