v0

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Editorial illustration of a hand over a generated app-interface mock ringed by six small padlock and shield check marks

The 6 things to check in your v0 app before you ship

v0 turns a prompt into a real Next.js app on Vercel — but it doesn't decide who's allowed to see your data. Six things to check before you ship, starting with the one Next.js setting that quietly puts keys in the browser.

Sam Ortega · 2h ago · 7 min