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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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S
Figma AI
A
Hex
A
Kling
A
TaglineRun any open-source AI model with an API call.AI features baked into the design tool you already use.Modern data notebook with Magic AI assistant.Kuaishou's video model. The surprise standout.
CategoryDev PlatformDesignDataVideo
PricingPay per second of computeIncluded with Figma plansFree + $28+/user/moCredit-based, free trial
Best forDevelopers using open-source models (Flux, SDXL, Whisper, etc).Designers already on Figma.Data teams at startups + enterprises.Anyone who wants top-tier video quality for less.
Strengths
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
  • First drafts with Make Designs
  • Rename/rearrange layers automatically
  • Natural language asset search
  • SQL + Python + no-code in one notebook
  • Magic AI writes queries + viz for you
  • Team-grade collaboration
  • Very strong motion + physics
  • Often beats Runway on realism
  • Great price
Weaknesses
  • Cold starts on less-popular models
  • Pricing gets real at scale
  • Features vary by plan + region
  • Still rolling out
  • Overkill for casual users
  • Enterprise pricing
  • UX is rough for English speakers
  • Queue times
Kai's verdictS-tier for open-source model APIs. The default in this space.A-tier. No reason not to use it if you're on Figma. Not worth switching for.A-tier for data teams. S-tier if you already live in SQL + Python.A-tier. Rising fast. If you can tolerate the UX, quality per dollar is best-in-class.
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