If you sound like every competitor, you compete only on price. This reasons — honestly — whether you're differentiated or a me-too, the angle you could own, a sharper positioning statement, and what to stop competing on.
It reasons only from what you describe — it can't see the live market and won't invent competitor facts.
Every account gets one free run, then it's 1 credit each (free monthly credits cover normal use).
It reasons only from what you tell it — your business, your competitors, your claimed difference. It can't see the live market or verify competitor claims, and it says so. Treat it as a sharp strategic sounding board, then validate the angle with real customers before committing.
The things every competitor claims — quality, great service, experience, results — which therefore differentiate no one. A big part of the tool's job is telling you honestly when your 'differentiator' is really just table stakes, because that's the trap that keeps businesses in a price war.
It gives you a sharp draft one-liner in a proven structure, with [blanks] where you need to drop in a real proof point or number. It's a strong starting point to refine, not a finished tagline.