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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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S
Hex
A
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Groq
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TaglineAI search done right. Cited answers, not chat theater.Modern data notebook with Magic AI assistant.Autonomous AI agent that actually finishes tasks.The fastest AI inference in the world. Crazy low latency.
CategoryResearchDataAgentsDev Platform
PricingFree + $20/mo ProFree + $28+/user/moFree tier + $39-$199/moFree tier + pay-as-you-go API
Best forReplacing Google for any question where you want a cited answer in seconds.Data teams at startups + enterprises.People who want to hand off tasks entirely — trip planning, research, spreadsheet building.Developers who need sub-100ms LLM responses.
Strengths
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
  • SQL + Python + no-code in one notebook
  • Magic AI writes queries + viz for you
  • Team-grade collaboration
  • General-purpose agent — research, book, build, analyze
  • Parallel task execution
  • Web browsing + file creation + coding
  • 500+ tokens/sec on Llama/Mixtral — feels instant
  • Custom LPU hardware
  • Great free tier
Weaknesses
  • Not a general chatbot
  • Answers can be shallow on complex topics
  • Overkill for casual users
  • Enterprise pricing
  • Still hit-or-miss on complex multi-hour tasks
  • Can burn credits fast
  • Open-weight models only (no Claude/GPT)
  • Less flexibility on custom configs
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 data teams. S-tier if you already live in SQL + Python.S-tier in the agent category. The first one I'd give to a non-technical friend.S-tier for speed. When latency is the product, start here.
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