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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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Writesonic
B
Rows
A
v0
S
Google Veo
A
TaglineSEO-first AI writer. Optimized for ranking content.Spreadsheets with AI + live integrations baked in.Vercel's AI-powered UI generator. Prompt to shadcn component.Google's video model. Baked into Gemini + YouTube Shorts.
CategoryMarketingDataDesignVideo
PricingFree + $15-$99/moFree + $19-$89/user/moFree + $20/moIncluded with Gemini Advanced $20/mo + YouTube creator tools
Best forContent marketers churning out SEO articles.Ops teams, marketers, anyone building dashboards from multiple sources.Frontend devs, PMs prototyping UIs, anyone on Next.js.Gemini Advanced users, YouTube Shorts creators.
Strengths
  • SEO built-in (Surfer integration)
  • Article generator for long-form
  • Chatsonic for research
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • Ships working React + Tailwind code
  • Shadcn/ui native
  • One-click deploy to Vercel
  • Included with Gemini Advanced
  • YouTube Shorts native integration
  • Strong prompt understanding
Weaknesses
  • Output quality behind Claude for polish
  • SEO automation can produce generic content
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • Best for shadcn stack
  • Iterating can be fiddly
  • Still catching up on quality vs Kling/Runway
  • Less control than pros need
Kai's verdictB-tier. Use Claude + manual SEO thinking. Writesonic is fast but generic.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.S-tier. If you're on Vercel/shadcn, this is cheating.A-tier if you already pay Gemini. B-tier standalone.
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