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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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Dev Platform
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Image
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Perplexity
S
Bolt.new (StackBlitz)
A
Julius
S
Framer
A
TaglineAI search done right. Cited answers, not chat theater.Prompt to deployed full-stack app in the browser.Chat with your data. Upload a CSV, ask questions, get charts.Design + publish sites with AI assists built in.
CategoryResearchCodingDataDesign
PricingFree + $20/mo ProFree + $20-$200/moFree + $20-$65/moFree + $5-$30/mo
Best forReplacing Google for any question where you want a cited answer in seconds.PMs, founders, non-devs shipping MVPs.Analysts, founders, anyone with a spreadsheet + a question.Designers shipping marketing sites without engineers.
Strengths
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
  • Full-stack generation + live preview
  • Deploy to Netlify in one click
  • Works in-browser — no install
  • Handles complex CSVs + spreadsheets
  • Generates real Python analysis + charts
  • No technical setup
  • AI generates sections + copy + layouts
  • Designer-first publishing (not just templates)
  • Great animations
Weaknesses
  • Not a general chatbot
  • Answers can be shallow on complex topics
  • Quality ceiling for complex apps
  • Can get into loops for non-trivial bugs
  • File size limits
  • Can hallucinate on messy data
  • Less flexible than raw code
  • Pricing per-site adds up
Kai's verdictS-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.A-tier. Best for fast prototypes. Competitive with Lovable — try both.S-tier for ad-hoc analysis. Makes you feel like a data scientist in 30 seconds.A-tier for designer-led sites. S-tier if animations matter.
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