KaiAI tutor for anyone

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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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Stable Audio
A
Google Veo
A
OpenRouter
S
Rows
A
TaglineStability AI's open audio model. Loops + SFX + background.Google's video model. Baked into Gemini + YouTube Shorts.One API, every model. Pay-as-you-go, no subscriptions.Spreadsheets with AI + live integrations baked in.
CategoryAudioVideoDev PlatformData
PricingFree + $12/mo Pro + enterpriseIncluded with Gemini Advanced $20/mo + YouTube creator toolsPay per token — model-dependentFree + $19-$89/user/mo
Best forGame developers, podcasters needing SFX, video creators needing background music.Gemini Advanced users, YouTube Shorts creators.Developers experimenting across models. Apps that want fallback logic.Ops teams, marketers, anyone building dashboards from multiple sources.
Strengths
  • Open-weight model available
  • Great for loops + game audio + SFX
  • Commercial-use clarity
  • Included with Gemini Advanced
  • YouTube Shorts native integration
  • Strong prompt understanding
  • 300+ models from one endpoint
  • Automatic fallbacks between providers
  • No subscription — just pay what you use
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
Weaknesses
  • Not for full songs with vocals
  • Shorter generation limits
  • Still catching up on quality vs Kling/Runway
  • Less control than pros need
  • Slight markup over direct API
  • Some provider features not exposed
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
Kai's verdictA-tier for its niche. Different use case than Suno — SFX and loops, not songs.A-tier if you already pay Gemini. B-tier standalone.S-tier for model-shopping. I use this for every prototype before committing.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.
LinkOpen →Open →Open →Open →