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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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OpenRouter
S
Google Veo
A
Hume AI
A
Rows
A
TaglineOne API, every model. Pay-as-you-go, no subscriptions.Google's video model. Baked into Gemini + YouTube Shorts.Voice AI that reads + expresses emotion.Spreadsheets with AI + live integrations baked in.
CategoryDev PlatformVideoVoiceData
PricingPay per token — model-dependentIncluded with Gemini Advanced $20/mo + YouTube creator toolsFree tier + pay-as-you-goFree + $19-$89/user/mo
Best forDevelopers experimenting across models. Apps that want fallback logic.Gemini Advanced users, YouTube Shorts creators.Therapy apps, customer service, any voice agent where emotion matters.Ops teams, marketers, anyone building dashboards from multiple sources.
Strengths
  • 300+ models from one endpoint
  • Automatic fallbacks between providers
  • No subscription — just pay what you use
  • Included with Gemini Advanced
  • YouTube Shorts native integration
  • Strong prompt understanding
  • Detects + mirrors emotional tone
  • EVI (Empathic Voice Interface) feels different
  • Expressive voice output
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
Weaknesses
  • Slight markup over direct API
  • Some provider features not exposed
  • Still catching up on quality vs Kling/Runway
  • Less control than pros need
  • Niche use case
  • Pricing ramps fast
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
Kai's verdictS-tier for model-shopping. I use this for every prototype before committing.A-tier if you already pay Gemini. B-tier standalone.A-tier in its niche. The only one that actually gets emotion right.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.
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