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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
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Productivity
Audio
Writing
Agents
Dev Platform
Data
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Fathom
S
Groq
S
Perplexity
S
Hex
A
TaglineMeeting notes, free forever for individuals.The fastest AI inference in the world. Crazy low latency.AI search done right. Cited answers, not chat theater.Modern data notebook with Magic AI assistant.
CategoryMeetingsDev PlatformResearchData
PricingFree for individuals + $15-$29/user/mo teamsFree tier + pay-as-you-go APIFree + $20/mo ProFree + $28+/user/mo
Best forSolo operators, freelancers, small teams on a budget.Developers who need sub-100ms LLM responses.Replacing Google for any question where you want a cited answer in seconds.Data teams at startups + enterprises.
Strengths
  • Unlimited free tier for solo use
  • Strong summaries + action items
  • Works in Zoom, Meet, Teams
  • 500+ tokens/sec on Llama/Mixtral — feels instant
  • Custom LPU hardware
  • Great free tier
  • 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
Weaknesses
  • Bot-joining model
  • Team features gated
  • Open-weight models only (no Claude/GPT)
  • Less flexibility on custom configs
  • Not a general chatbot
  • Answers can be shallow on complex topics
  • Overkill for casual users
  • Enterprise pricing
Kai's verdictS-tier for solo + free. The best free option, hands down.S-tier for speed. When latency is the product, start here.S-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.
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