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v0
S
Framer
A
OpenRouter
S
Rows
A
TaglineVercel's AI-powered UI generator. Prompt to shadcn component.Design + publish sites with AI assists built in.One API, every model. Pay-as-you-go, no subscriptions.Spreadsheets with AI + live integrations baked in.
CategoryDesignDesignDev PlatformData
PricingFree + $20/moFree + $5-$30/moPay per token — model-dependentFree + $19-$89/user/mo
Best forFrontend devs, PMs prototyping UIs, anyone on Next.js.Designers shipping marketing sites without engineers.Developers experimenting across models. Apps that want fallback logic.Ops teams, marketers, anyone building dashboards from multiple sources.
Strengths
  • Ships working React + Tailwind code
  • Shadcn/ui native
  • One-click deploy to Vercel
  • AI generates sections + copy + layouts
  • Designer-first publishing (not just templates)
  • Great animations
  • 300+ models from one endpoint
  • Automatic fallbacks between providers
  • No subscription — just pay what you use
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
Weaknesses
  • Best for shadcn stack
  • Iterating can be fiddly
  • Less flexible than raw code
  • Pricing per-site adds up
  • Slight markup over direct API
  • Some provider features not exposed
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
Kai's verdictS-tier. If you're on Vercel/shadcn, this is cheating.A-tier for designer-led sites. S-tier if animations matter.S-tier for model-shopping. I use this for every prototype before committing.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.
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