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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
Leonardo.ai
A
TaglineGoogle Docs with an AI collaborator baked in.Gamer + creator image gen with model fine-tuning built in.
CategoryWritingImage
PricingFree + $12/moFree + $12-$60/mo
Best forEssays, long-form drafts, thinking on the page.Indie game devs, illustrators, anyone training custom style models.
Strengths
  • Clean writing UX — distraction-free
  • +++ prompt triggers AI help
  • Collaboration + AI feedback together
  • Train your own models on your style/character
  • Great for game art + concept art
  • Generous free tier
Weaknesses
  • Less feature-rich than Google Docs
  • AI ceiling below dedicated tools
  • General output behind Midjourney
  • Can be overwhelming
Kai's verdictA-tier. Beautiful UX. The writing app I'd pick if I only wrote long-form.A-tier for creators training custom looks. B-tier for general use.
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