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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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Fathom
S
Manus
S
Perplexity
S
Groq
S
TaglineMeeting notes, free forever for individuals.Autonomous AI agent that actually finishes tasks.AI search done right. Cited answers, not chat theater.The fastest AI inference in the world. Crazy low latency.
CategoryMeetingsAgentsResearchDev Platform
PricingFree for individuals + $15-$29/user/mo teamsFree tier + $39-$199/moFree + $20/mo ProFree tier + pay-as-you-go API
Best forSolo operators, freelancers, small teams on a budget.People who want to hand off tasks entirely — trip planning, research, spreadsheet building.Replacing Google for any question where you want a cited answer in seconds.Developers who need sub-100ms LLM responses.
Strengths
  • Unlimited free tier for solo use
  • Strong summaries + action items
  • Works in Zoom, Meet, Teams
  • General-purpose agent — research, book, build, analyze
  • Parallel task execution
  • Web browsing + file creation + coding
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
  • 500+ tokens/sec on Llama/Mixtral — feels instant
  • Custom LPU hardware
  • Great free tier
Weaknesses
  • Bot-joining model
  • Team features gated
  • Still hit-or-miss on complex multi-hour tasks
  • Can burn credits fast
  • Not a general chatbot
  • Answers can be shallow on complex topics
  • Open-weight models only (no Claude/GPT)
  • Less flexibility on custom configs
Kai's verdictS-tier for solo + free. The best free option, hands down.S-tier in the agent category. The first one I'd give to a non-technical friend.S-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.S-tier for speed. When latency is the product, start here.
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