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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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Perplexity
S
ChatGPT Operator
B
Bolt.new (StackBlitz)
A
Lovable
A
TaglineAI search done right. Cited answers, not chat theater.OpenAI's browser agent. Clicks and types on websites for you.Prompt to deployed full-stack app in the browser.Build a full app from a prompt. Stripe-ready.
Categoryresearchagentscodingdesign
PricingFree + $20/mo ProIncluded with ChatGPT Pro $200/moFree + $20-$200/moFree + $25-$100/mo
Best forReplacing Google for any question where you want a cited answer in seconds.Power users willing to pay $200/mo for a browser bot.PMs, founders, non-devs shipping MVPs.Non-devs + solopreneurs shipping MVPs.
Strengths
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
  • Actually uses websites — fills forms, clicks, checks out
  • Built into ChatGPT
  • Good for repetitive web tasks
  • Full-stack generation + live preview
  • Deploy to Netlify in one click
  • Works in-browser — no install
  • Generates full apps + DB + auth
  • Good for non-developers
  • Ships faster than hand-coding
Weaknesses
  • Not a general chatbot
  • Answers can be shallow on complex topics
  • Slow vs doing it yourself
  • Breaks on complex auth flows
  • $200/mo gate
  • Quality ceiling for complex apps
  • Can get into loops for non-trivial bugs
  • Complexity ceiling
  • Can generate brittle code
Kai's verdictS-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.B-tier. Still early. Manus is more flexible for less money.A-tier. Best for fast prototypes. Competitive with Lovable — try both.A-tier. The strongest 'no-code' AI builder right now. Great for founder MVPs.
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