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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
Replicate
S
ChatGPT Operator
B
Otter.ai
B
TaglineMeeting notes, free forever for individuals.Run any open-source AI model with an API call.OpenAI's browser agent. Clicks and types on websites for you.Meeting transcription veteran. Cross-platform, team-friendly.
CategoryMeetingsDev PlatformAgentsMeetings
PricingFree for individuals + $15-$29/user/mo teamsPay per second of computeIncluded with ChatGPT Pro $200/moFree + $17-$30/user/mo
Best forSolo operators, freelancers, small teams on a budget.Developers using open-source models (Flux, SDXL, Whisper, etc).Power users willing to pay $200/mo for a browser bot.Teams on Windows/PC. Anyone needing cross-platform coverage.
Strengths
  • Unlimited free tier for solo use
  • Strong summaries + action items
  • Works in Zoom, Meet, Teams
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
  • Actually uses websites — fills forms, clicks, checks out
  • Built into ChatGPT
  • Good for repetitive web tasks
  • Joins meetings as a bot (Zoom, Meet, Teams)
  • Team sharing + search across transcripts
  • Live captioning
Weaknesses
  • Bot-joining model
  • Team features gated
  • Cold starts on less-popular models
  • Pricing gets real at scale
  • Slow vs doing it yourself
  • Breaks on complex auth flows
  • $200/mo gate
  • Bot joining is intrusive
  • UX feels dated
Kai's verdictS-tier for solo + free. The best free option, hands down.S-tier for open-source model APIs. The default in this space.B-tier. Still early. Manus is more flexible for less money.B-tier. Granola is better UX but Otter works everywhere. Pick based on your platform.
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