Free tool · Prompt Evaluator
Will this prompt waste your credits?
Paste a prompt you’re about to send your AI builder. We’ll check it for the four things AI tools need to build it right the first time — instantly, in your browser, no signup.
0 / 12,000 chars
Strong prompt — now scale it to the whole build.
You clearly know your app. But this is one prompt, and a real build needs around 15. A brief expands what you wrote into every screen, the database, the security rules, and the build order — ready to paste. Stop writing prompts one at a time.
Start your brief →