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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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Rows
A
Lovable
A
Lex
A
Perplexity
S
TaglineSpreadsheets with AI + live integrations baked in.Build a full app from a prompt. Stripe-ready.Google Docs with an AI collaborator baked in.AI search done right. Cited answers, not chat theater.
Categorydatadesignwritingresearch
PricingFree + $19-$89/user/moFree + $25-$100/moFree + $12/moFree + $20/mo Pro
Best forOps teams, marketers, anyone building dashboards from multiple sources.Non-devs + solopreneurs shipping MVPs.Essays, long-form drafts, thinking on the page.Replacing Google for any question where you want a cited answer in seconds.
Strengths
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • Generates full apps + DB + auth
  • Good for non-developers
  • Ships faster than hand-coding
  • Clean writing UX — distraction-free
  • +++ prompt triggers AI help
  • Collaboration + AI feedback together
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
Weaknesses
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • Complexity ceiling
  • Can generate brittle code
  • Less feature-rich than Google Docs
  • AI ceiling below dedicated tools
  • Not a general chatbot
  • Answers can be shallow on complex topics
Kai's verdictA-tier. The most interesting spreadsheet in years. Great for ops dashboards.A-tier. The strongest 'no-code' AI builder right now. Great for founder MVPs.A-tier. Beautiful UX. The writing app I'd pick if I only wrote long-form.S-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.
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