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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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v0
S
GitHub Copilot
B
Leonardo.ai
A
Luma Dream Machine
A
TaglineVercel's AI-powered UI generator. Prompt to shadcn component.Microsoft/GitHub's autocomplete. Deep VS Code + JetBrains integration.Gamer + creator image gen with model fine-tuning built in.Smooth, cinematic motion. Image-to-video specialist.
CategoryDesignCodingImageVideo
PricingFree + $20/moFree (limited) + $10/mo Pro + $19/mo BusinessFree + $12-$60/moFree + $10-$500/mo
Best forFrontend devs, PMs prototyping UIs, anyone on Next.js.Teams with GitHub already. Devs who don't want to change IDEs.Indie game devs, illustrators, anyone training custom style models.Photographers animating stills, cinematic b-roll.
Strengths
  • Ships working React + Tailwind code
  • Shadcn/ui native
  • One-click deploy to Vercel
  • Great enterprise story
  • Works in your existing IDE
  • Chat + autocomplete
  • Train your own models on your style/character
  • Great for game art + concept art
  • Generous free tier
  • Best image-to-video in the category
  • Great camera motion control
  • Ray 2 model produces striking shots
Weaknesses
  • Best for shadcn stack
  • Iterating can be fiddly
  • Less agentic than Cursor/Claude Code
  • Model quality varies
  • General output behind Midjourney
  • Can be overwhelming
  • Prompt fidelity below Runway
  • Queue times on free tier
Kai's verdictS-tier. If you're on Vercel/shadcn, this is cheating.B-tier. Solid for autocomplete but the category moved past it. Pick Cursor unless you can't.A-tier for creators training custom looks. B-tier for general use.A-tier. Best for cinematic image-to-video. Pair with Runway for coverage.
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