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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
Google Veo
A
Perplexity
S
TaglineGoogle Docs with an AI collaborator baked in.Google's video model. Baked into Gemini + YouTube Shorts.AI search done right. Cited answers, not chat theater.
Categorywritingvideoresearch
PricingFree + $12/moIncluded with Gemini Advanced $20/mo + YouTube creator toolsFree + $20/mo Pro
Best forEssays, long-form drafts, thinking on the page.Gemini Advanced users, YouTube Shorts creators.Replacing Google for any question where you want a cited answer in seconds.
Strengths
  • Clean writing UX — distraction-free
  • +++ prompt triggers AI help
  • Collaboration + AI feedback together
  • Included with Gemini Advanced
  • YouTube Shorts native integration
  • Strong prompt understanding
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
Weaknesses
  • Less feature-rich than Google Docs
  • AI ceiling below dedicated tools
  • Still catching up on quality vs Kling/Runway
  • Less control than pros need
  • Not a general chatbot
  • Answers can be shallow on complex topics
Kai's verdictA-tier. Beautiful UX. The writing app I'd pick if I only wrote long-form.A-tier if you already pay Gemini. B-tier standalone.S-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.
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