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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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Chatbots
Research
Coding
Image
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Meetings
Design
Productivity
Audio
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Agents
Dev Platform
Data
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Education
Perplexity
S
Elicit
S
ChatGPT Operator
B
Le Chat (Mistral)
B
TaglineAI search done right. Cited answers, not chat theater.AI research assistant for academic literature.OpenAI's browser agent. Clicks and types on websites for you.French alternative. Fast, European, privacy-focused.
CategoryResearchResearchAgentsChatbots
PricingFree + $20/mo ProFree + $12-$42/moIncluded with ChatGPT Pro $200/moFree + $15/mo Pro
Best forReplacing Google for any question where you want a cited answer in seconds.Grad students, researchers, anyone doing literature reviews.Power users willing to pay $200/mo for a browser bot.European users with data residency needs. Fans of open-weight models.
Strengths
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
  • Searches 125M+ papers
  • Extracts + synthesizes findings across papers
  • Systematic review workflow
  • Actually uses websites — fills forms, clicks, checks out
  • Built into ChatGPT
  • Good for repetitive web tasks
  • European data residency
  • Very fast responses
  • Open-weight Mistral models available
  • Good French/European languages
Weaknesses
  • Not a general chatbot
  • Answers can be shallow on complex topics
  • Academic-only
  • Can hallucinate citations — verify everything
  • Slow vs doing it yourself
  • Breaks on complex auth flows
  • $200/mo gate
  • Smaller capability gap vs frontier models
  • Less polished UX
Kai's verdictS-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.S-tier for academic research. Nothing else comes close for systematic reviews.B-tier. Still early. Manus is more flexible for less money.B-tier overall, A-tier if GDPR/data residency matters. Solid backup option.
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