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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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Otter.ai
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OpenAI Voice / Realtime
S
TaglineVS Code fork that made AI coding actually work.Meeting transcription veteran. Cross-platform, team-friendly.ChatGPT's voice + the Realtime API for developers.
Categorycodingmeetingvoice
PricingFree + $20/mo Pro + $40/mo BusinessFree + $17-$30/user/moVoice included with ChatGPT Plus; Realtime API by usage
Best forDevelopers. Non-developers who want to ship working code.Teams on Windows/PC. Anyone needing cross-platform coverage.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
  • Joins meetings as a bot (Zoom, Meet, Teams)
  • Team sharing + search across transcripts
  • Live captioning
  • 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
  • Bot joining is intrusive
  • UX feels dated
  • 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.B-tier. Granola is better UX but Otter works everywhere. Pick based on your platform.S-tier for conversation. A-tier for TTS. Complement to ElevenLabs, not replacement.
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