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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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Cursor
S
Rows
A
Fireflies
A
OpenAI Voice / Realtime
S
TaglineVS Code fork that made AI coding actually work.Spreadsheets with AI + live integrations baked in.Sales-focused meeting AI with CRM integration.ChatGPT's voice + the Realtime API for developers.
CategoryCodingDataMeetingsVoice
PricingFree + $20/mo Pro + $40/mo BusinessFree + $19-$89/user/moFree + $10-$19/user/moVoice included with ChatGPT Plus; Realtime API by usage
Best forDevelopers. Non-developers who want to ship working code.Ops teams, marketers, anyone building dashboards from multiple sources.Sales teams, customer success, anyone running many discovery calls.Voice chat users, developers building voice agents on OpenAI.
Strengths
  • Tab completion feels like mind-reading
  • Composer for multi-file edits
  • Runs Claude, GPT, Gemini — you pick
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • Good CRM integrations (Salesforce, HubSpot)
  • Talk-time + sentiment analytics
  • Call scoring
  • Advanced Voice Mode feels genuinely conversational
  • Realtime API enables true two-way voice apps
  • Built into ChatGPT
Weaknesses
  • Can feel overwhelming for non-coders
  • Expensive at scale
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • Bot-joins (intrusive)
  • Gets expensive at team scale
  • Pricey for production apps
  • Less voice variety than ElevenLabs
  • Platform lock-in
Kai's verdictS-tier for coding. If you write code of any kind, this pays back the $20 in a day.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.A-tier for sales teams. B-tier for solo users.S-tier for conversation. A-tier for TTS. Complement to ElevenLabs, not replacement.
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