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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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Google Veo
A
HeyGen
S
OpenAI Voice / Realtime
S
Rows
A
TaglineGoogle's video model. Baked into Gemini + YouTube Shorts.AI avatar videos. Record once, speak any language.ChatGPT's voice + the Realtime API for developers.Spreadsheets with AI + live integrations baked in.
CategoryVideoVideoVoiceData
PricingIncluded with Gemini Advanced $20/mo + YouTube creator toolsFree + $24-$65/moVoice included with ChatGPT Plus; Realtime API by usageFree + $19-$89/user/mo
Best forGemini Advanced users, YouTube Shorts creators.Course creators, multilingual marketers, anyone scaling video content.Voice chat users, developers building voice agents on OpenAI.Ops teams, marketers, anyone building dashboards from multiple sources.
Strengths
  • Included with Gemini Advanced
  • YouTube Shorts native integration
  • Strong prompt understanding
  • Clone your face + voice in 2 minutes
  • Instant translation into 40+ languages with lip sync
  • Avatars look less uncanny than competitors
  • Advanced Voice Mode feels genuinely conversational
  • Realtime API enables true two-way voice apps
  • Built into ChatGPT
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
Weaknesses
  • Still catching up on quality vs Kling/Runway
  • Less control than pros need
  • Pricey for serious volume
  • Long shots still feel off
  • Ethics — easy to misuse
  • Pricey for production apps
  • Less voice variety than ElevenLabs
  • Platform lock-in
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
Kai's verdictA-tier if you already pay Gemini. B-tier standalone.S-tier for multilingual video. If you sell courses or speak at events, this is a cheat code.S-tier for conversation. A-tier for TTS. Complement to ElevenLabs, not replacement.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.
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