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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
Sora
A
Rows
A
Leonardo.ai
A
TaglineOne API, every model. Pay-as-you-go, no subscriptions.OpenAI's video model. Long clips, cinematic quality.Spreadsheets with AI + live integrations baked in.Gamer + creator image gen with model fine-tuning built in.
CategoryDev PlatformVideoDataImage
PricingPay per token — model-dependentIncluded with ChatGPT Plus/ProFree + $19-$89/user/moFree + $12-$60/mo
Best forDevelopers experimenting across models. Apps that want fallback logic.ChatGPT subscribers experimenting with cinematic shots.Ops teams, marketers, anyone building dashboards from multiple sources.Indie game devs, illustrators, anyone training custom style models.
Strengths
  • 300+ models from one endpoint
  • Automatic fallbacks between providers
  • No subscription — just pay what you use
  • Up to 20-sec clips at 1080p
  • Strong physics + scene composition
  • Storyboard feature for longer narratives
  • Remix existing videos
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • Train your own models on your style/character
  • Great for game art + concept art
  • Generous free tier
Weaknesses
  • Slight markup over direct API
  • Some provider features not exposed
  • Stricter content policy than competitors
  • Hit-or-miss on complex motion
  • Text-in-video still struggles
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • General output behind Midjourney
  • Can be overwhelming
Kai's verdictS-tier for model-shopping. I use this for every prototype before committing.A-tier. Amazing when it works, frustrating when it doesn't. Runway still more reliable for pros.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.A-tier for creators training custom looks. B-tier for general use.
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