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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
Stable Audio
A
Rows
A
Perplexity
S
TaglineMeeting notes, free forever for individuals.Stability AI's open audio model. Loops + SFX + background.Spreadsheets with AI + live integrations baked in.AI search done right. Cited answers, not chat theater.
CategoryMeetingsAudioDataResearch
PricingFree for individuals + $15-$29/user/mo teamsFree + $12/mo Pro + enterpriseFree + $19-$89/user/moFree + $20/mo Pro
Best forSolo operators, freelancers, small teams on a budget.Game developers, podcasters needing SFX, video creators needing background music.Ops teams, marketers, anyone building dashboards from multiple sources.Replacing Google for any question where you want a cited answer in seconds.
Strengths
  • Unlimited free tier for solo use
  • Strong summaries + action items
  • Works in Zoom, Meet, Teams
  • Open-weight model available
  • Great for loops + game audio + SFX
  • Commercial-use clarity
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
Weaknesses
  • Bot-joining model
  • Team features gated
  • Not for full songs with vocals
  • Shorter generation limits
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • Not a general chatbot
  • Answers can be shallow on complex topics
Kai's verdictS-tier for solo + free. The best free option, hands down.A-tier for its niche. Different use case than Suno — SFX and loops, not songs.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.S-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.
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