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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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Replit Agent
A
v0
S
GitHub Copilot
B
Figma AI
A
TaglineReplit's AI that builds + deploys full apps on their platform.Vercel's AI-powered UI generator. Prompt to shadcn component.Microsoft/GitHub's autocomplete. Deep VS Code + JetBrains integration.AI features baked into the design tool you already use.
CategoryCodingDesignCodingDesign
Pricing$10-$25/mo Core/TeamsFree + $20/moFree (limited) + $10/mo Pro + $19/mo BusinessIncluded with Figma plans
Best forTeachers, students, prototypers, hackathon builders.Frontend devs, PMs prototyping UIs, anyone on Next.js.Teams with GitHub already. Devs who don't want to change IDEs.Designers already on Figma.
Strengths
  • Full-stack + DB + auth + deploy in one environment
  • Great for teaching/learning
  • Runs everything in-browser
  • Ships working React + Tailwind code
  • Shadcn/ui native
  • One-click deploy to Vercel
  • Great enterprise story
  • Works in your existing IDE
  • Chat + autocomplete
  • First drafts with Make Designs
  • Rename/rearrange layers automatically
  • Natural language asset search
Weaknesses
  • Locked into Replit hosting
  • Less code quality than dedicated IDEs
  • Best for shadcn stack
  • Iterating can be fiddly
  • Less agentic than Cursor/Claude Code
  • Model quality varies
  • Features vary by plan + region
  • Still rolling out
Kai's verdictA-tier. Best for teaching a kid to code in 2026.S-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. No reason not to use it if you're on Figma. Not worth switching for.
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