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