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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
A
Lovable
A
Replicate
S
Ideogram
S
TaglineGoogle Docs with an AI collaborator baked in.Build a full app from a prompt. Stripe-ready.Run any open-source AI model with an API call.The one that actually gets text in images right.
Categorywritingdesigndev platformimage
PricingFree + $12/moFree + $25-$100/moPay per second of computeFree + $8/mo + $20/mo + $60/mo
Best forEssays, long-form drafts, thinking on the page.Non-devs + solopreneurs shipping MVPs.Developers using open-source models (Flux, SDXL, Whisper, etc).Anything with text — posters, ads, album covers, slide decks.
Strengths
  • Clean writing UX — distraction-free
  • +++ prompt triggers AI help
  • Collaboration + AI feedback together
  • Generates full apps + DB + auth
  • Good for non-developers
  • Ships faster than hand-coding
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
  • Best text rendering in the game
  • Strong free tier
  • Good for logos, posters, thumbnails
Weaknesses
  • Less feature-rich than Google Docs
  • AI ceiling below dedicated tools
  • Complexity ceiling
  • Can generate brittle code
  • Cold starts on less-popular models
  • Pricing gets real at scale
  • Aesthetic ceiling below Midjourney
  • Less style variety
Kai's verdictA-tier. Beautiful UX. The writing app I'd pick if I only wrote long-form.A-tier. The strongest 'no-code' AI builder right now. Great for founder MVPs.S-tier for open-source model APIs. The default in this space.S-tier for text-in-image. Use this for posters, Midjourney for art.
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