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Side-by-side: what they do, what they cost, what Kai actually thinks. Pass up to 4 tools via ?tools=claude,chatgpt,gemini.
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Google Veo
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Hume AI
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TaglineVercel's AI-powered UI generator. Prompt to shadcn component.Spreadsheets with AI + live integrations baked in.Google's video model. Baked into Gemini + YouTube Shorts.Voice AI that reads + expresses emotion.
CategoryDesignDataVideoVoice
PricingFree + $20/moFree + $19-$89/user/moIncluded with Gemini Advanced $20/mo + YouTube creator toolsFree tier + pay-as-you-go
Best forFrontend devs, PMs prototyping UIs, anyone on Next.js.Ops teams, marketers, anyone building dashboards from multiple sources.Gemini Advanced users, YouTube Shorts creators.Therapy apps, customer service, any voice agent where emotion matters.
Strengths
  • Ships working React + Tailwind code
  • Shadcn/ui native
  • One-click deploy to Vercel
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • Included with Gemini Advanced
  • YouTube Shorts native integration
  • Strong prompt understanding
  • Detects + mirrors emotional tone
  • EVI (Empathic Voice Interface) feels different
  • Expressive voice output
Weaknesses
  • Best for shadcn stack
  • Iterating can be fiddly
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • Still catching up on quality vs Kling/Runway
  • Less control than pros need
  • Niche use case
  • Pricing ramps fast
Kai's verdictS-tier. If you're on Vercel/shadcn, this is cheating.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.A-tier if you already pay Gemini. B-tier standalone.A-tier in its niche. The only one that actually gets emotion right.
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