Originally published on rohitraj.tech
v0 ships a clickable Next.js + shadcn prototype in 20 minutes for $20 a month. Then on day 30 you need auth, a real database, RLS, Stripe webhooks that survive retries, and a deploy that does not break preview. Here is exactly when v0 is the right call, when a real engineer is, and the cost crossover most founders only see after the prototype is already in customer hands.
Read the full version with code samples, diagrams, and architecture details: v0 by Vercel vs Hiring a Developer in 2026 — When Generative UI Hits the Day-30 Wall
More engineering notes: rohitraj.tech/en/notes
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