Compare AI tools
Side-by-side: what they do, what they cost, what Kai actually thinks. Pass up to 4 tools via
?tools=claude,chatgpt,gemini.Pick tools (3 selected)
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v0 S | Lovable A | Perplexity S | |
|---|---|---|---|
| Tagline | Vercel's AI-powered UI generator. Prompt to shadcn component. | Build a full app from a prompt. Stripe-ready. | AI search done right. Cited answers, not chat theater. |
| Category | design | design | research |
| Pricing | Free + $20/mo | Free + $25-$100/mo | Free + $20/mo Pro |
| Best for | Frontend devs, PMs prototyping UIs, anyone on Next.js. | Non-devs + solopreneurs shipping MVPs. | Replacing Google for any question where you want a cited answer in seconds. |
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| Kai's verdict | S-tier. If you're on Vercel/shadcn, this is cheating. | A-tier. The strongest 'no-code' AI builder right now. Great for founder MVPs. | S-tier for search. I use it before Google now. If you're still Googling everything, try this for a week. |
| Link | Open → | Open → | Open → |