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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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Sora
A
Lex
A
Kling
A
Ideogram
S
TaglineOpenAI's video model. Long clips, cinematic quality.Google Docs with an AI collaborator baked in.Kuaishou's video model. The surprise standout.The one that actually gets text in images right.
CategoryVideoWritingVideoImage
PricingIncluded with ChatGPT Plus/ProFree + $12/moCredit-based, free trialFree + $8/mo + $20/mo + $60/mo
Best forChatGPT subscribers experimenting with cinematic shots.Essays, long-form drafts, thinking on the page.Anyone who wants top-tier video quality for less.Anything with text — posters, ads, album covers, slide decks.
Strengths
  • Up to 20-sec clips at 1080p
  • Strong physics + scene composition
  • Storyboard feature for longer narratives
  • Remix existing videos
  • Clean writing UX — distraction-free
  • +++ prompt triggers AI help
  • Collaboration + AI feedback together
  • Very strong motion + physics
  • Often beats Runway on realism
  • Great price
  • Best text rendering in the game
  • Strong free tier
  • Good for logos, posters, thumbnails
Weaknesses
  • Stricter content policy than competitors
  • Hit-or-miss on complex motion
  • Text-in-video still struggles
  • Less feature-rich than Google Docs
  • AI ceiling below dedicated tools
  • UX is rough for English speakers
  • Queue times
  • Aesthetic ceiling below Midjourney
  • Less style variety
Kai's verdictA-tier. Amazing when it works, frustrating when it doesn't. Runway still more reliable for pros.A-tier. Beautiful UX. The writing app I'd pick if I only wrote long-form.A-tier. Rising fast. If you can tolerate the UX, quality per dollar is best-in-class.S-tier for text-in-image. Use this for posters, Midjourney for art.
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