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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
Agents
Voice
Video
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Research
Coding
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Image
Meetings
Design
Productivity
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Data
Marketing
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Perplexity
S
Fireflies
A
Groq
S
Elicit
S
TaglineAI search done right. Cited answers, not chat theater.Sales-focused meeting AI with CRM integration.The fastest AI inference in the world. Crazy low latency.AI research assistant for academic literature.
CategoryResearchMeetingsDev PlatformResearch
PricingFree + $20/mo ProFree + $10-$19/user/moFree tier + pay-as-you-go APIFree + $12-$42/mo
Best forReplacing Google for any question where you want a cited answer in seconds.Sales teams, customer success, anyone running many discovery calls.Developers who need sub-100ms LLM responses.Grad students, researchers, anyone doing literature reviews.
Strengths
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
  • Good CRM integrations (Salesforce, HubSpot)
  • Talk-time + sentiment analytics
  • Call scoring
  • 500+ tokens/sec on Llama/Mixtral — feels instant
  • Custom LPU hardware
  • Great free tier
  • Searches 125M+ papers
  • Extracts + synthesizes findings across papers
  • Systematic review workflow
Weaknesses
  • Not a general chatbot
  • Answers can be shallow on complex topics
  • Bot-joins (intrusive)
  • Gets expensive at team scale
  • Open-weight models only (no Claude/GPT)
  • Less flexibility on custom configs
  • Academic-only
  • Can hallucinate citations — verify everything
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 for sales teams. B-tier for solo users.S-tier for speed. When latency is the product, start here.S-tier for academic research. Nothing else comes close for systematic reviews.
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