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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
Sora
A
Ideogram
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Perplexity
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TaglineGoogle Docs with an AI collaborator baked in.OpenAI's video model. Long clips, cinematic quality.The one that actually gets text in images right.AI search done right. Cited answers, not chat theater.
Categorywritingvideoimageresearch
PricingFree + $12/moIncluded with ChatGPT Plus/ProFree + $8/mo + $20/mo + $60/moFree + $20/mo Pro
Best forEssays, long-form drafts, thinking on the page.ChatGPT subscribers experimenting with cinematic shots.Anything with text — posters, ads, album covers, slide decks.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
  • Up to 20-sec clips at 1080p
  • Strong physics + scene composition
  • Storyboard feature for longer narratives
  • Remix existing videos
  • Best text rendering in the game
  • Strong free tier
  • Good for logos, posters, thumbnails
  • 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
  • Stricter content policy than competitors
  • Hit-or-miss on complex motion
  • Text-in-video still struggles
  • Aesthetic ceiling below Midjourney
  • Less style variety
  • 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. Amazing when it works, frustrating when it doesn't. Runway still more reliable for pros.S-tier for text-in-image. Use this for posters, Midjourney for art.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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