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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.
Pick tools (3 selected)
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Perplexity
S
Le Chat (Mistral)
B
Windsurf
A
TaglineAI search done right. Cited answers, not chat theater.French alternative. Fast, European, privacy-focused.Codeium's agentic IDE. Cascade agent + strong free tier.
CategoryResearchChatbotsCoding
PricingFree + $20/mo ProFree + $15/mo ProFree + $15/mo Pro
Best forReplacing Google for any question where you want a cited answer in seconds.European users with data residency needs. Fans of open-weight models.Developers who want Cursor-like power for less money.
Strengths
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
  • European data residency
  • Very fast responses
  • Open-weight Mistral models available
  • Good French/European languages
  • Cheaper than Cursor
  • Cascade agent for multi-file tasks
  • Solid free tier
Weaknesses
  • Not a general chatbot
  • Answers can be shallow on complex topics
  • Smaller capability gap vs frontier models
  • Less polished UX
  • Smaller community
  • Model selection more limited
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 overall, A-tier if GDPR/data residency matters. Solid backup option.A-tier. Close second to Cursor. If $5/mo matters, start here.
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