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v0
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Grammarly
A
TaglineVS Code fork that made AI coding actually work.Vercel's AI-powered UI generator. Prompt to shadcn component.Grammar check + tone + AI drafting, everywhere you type.
Categorycodingdesignwriting
PricingFree + $20/mo Pro + $40/mo BusinessFree + $20/moFree + $12-$15/mo Premium + team plans
Best forDevelopers. Non-developers who want to ship working code.Frontend devs, PMs prototyping UIs, anyone on Next.js.Non-native English writers, business email, anyone who types a lot.
Strengths
  • Tab completion feels like mind-reading
  • Composer for multi-file edits
  • Runs Claude, GPT, Gemini — you pick
  • Ships working React + Tailwind code
  • Shadcn/ui native
  • One-click deploy to Vercel
  • Works in every browser/app
  • Now has generative AI (GrammarlyGO)
  • Tone detection + suggestions
Weaknesses
  • Can feel overwhelming for non-coders
  • Expensive at scale
  • Best for shadcn stack
  • Iterating can be fiddly
  • Can feel naggy
  • Premium features gate basics
  • Privacy concerns (reads your writing)
Kai's verdictS-tier for coding. If you write code of any kind, this pays back the $20 in a day.S-tier. If you're on Vercel/shadcn, this is cheating.A-tier for non-native English speakers. B-tier if your English is already strong — Claude does better with tone.
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