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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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Lex
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TaglineThe one that actually gets text in images right.Vercel's AI-powered UI generator. Prompt to shadcn component.Run any open-source AI model with an API call.Google Docs with an AI collaborator baked in.
CategoryImageDesignDev PlatformWriting
PricingFree + $8/mo + $20/mo + $60/moFree + $20/moPay per second of computeFree + $12/mo
Best forAnything with text — posters, ads, album covers, slide decks.Frontend devs, PMs prototyping UIs, anyone on Next.js.Developers using open-source models (Flux, SDXL, Whisper, etc).Essays, long-form drafts, thinking on the page.
Strengths
  • Best text rendering in the game
  • Strong free tier
  • Good for logos, posters, thumbnails
  • Ships working React + Tailwind code
  • Shadcn/ui native
  • One-click deploy to Vercel
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
  • Clean writing UX — distraction-free
  • +++ prompt triggers AI help
  • Collaboration + AI feedback together
Weaknesses
  • Aesthetic ceiling below Midjourney
  • Less style variety
  • Best for shadcn stack
  • Iterating can be fiddly
  • Cold starts on less-popular models
  • Pricing gets real at scale
  • Less feature-rich than Google Docs
  • AI ceiling below dedicated tools
Kai's verdictS-tier for text-in-image. Use this for posters, Midjourney for art.S-tier. If you're on Vercel/shadcn, this is cheating.S-tier for open-source model APIs. The default in this space.A-tier. Beautiful UX. The writing app I'd pick if I only wrote long-form.
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