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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
Fireflies
A
Aider
A
Fathom
S
TaglineRun any open-source AI model with an API call.Sales-focused meeting AI with CRM integration.Terminal-based AI pair programmer. Git-aware, model-flexible.Meeting notes, free forever for individuals.
CategoryDev PlatformMeetingsCodingMeetings
PricingPay per second of computeFree + $10-$19/user/moFree (open source) + whatever API you useFree for individuals + $15-$29/user/mo teams
Best forDevelopers using open-source models (Flux, SDXL, Whisper, etc).Sales teams, customer success, anyone running many discovery calls.Developers who want open-source tooling with full control.Solo operators, freelancers, small teams on a budget.
Strengths
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
  • Good CRM integrations (Salesforce, HubSpot)
  • Talk-time + sentiment analytics
  • Call scoring
  • Works in any terminal
  • Auto-commits changes with meaningful messages
  • Works with any model (Claude, GPT, local)
  • Minimal learning curve
  • Unlimited free tier for solo use
  • Strong summaries + action items
  • Works in Zoom, Meet, Teams
Weaknesses
  • Cold starts on less-popular models
  • Pricing gets real at scale
  • Bot-joins (intrusive)
  • Gets expensive at team scale
  • Terminal-only
  • Less agentic than Claude Code
  • Setup on Windows is fiddly
  • Bot-joining model
  • Team features gated
Kai's verdictS-tier for open-source model APIs. The default in this space.A-tier for sales teams. B-tier for solo users.A-tier. The right answer if you want open-source + terminal-native + model-agnostic.S-tier for solo + free. The best free option, hands down.
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