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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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Runway
S
Cursor
S
Sora
A
TaglineThe pro's AI video tool. Gen-4 is the current bar.VS Code fork that made AI coding actually work.OpenAI's video model. Long clips, cinematic quality.
CategoryVideoCodingVideo
PricingFree + $15-$95/moFree + $20/mo Pro + $40/mo BusinessIncluded with ChatGPT Plus/Pro
Best forMarketing video, pitch decks, b-roll, creative shorts.Developers. Non-developers who want to ship working code.ChatGPT subscribers experimenting with cinematic shots.
Strengths
  • Most mature video workflow
  • Character consistency via Act-One
  • Gen-4 quality is production-grade
  • Tab completion feels like mind-reading
  • Composer for multi-file edits
  • Runs Claude, GPT, Gemini — you pick
  • Up to 20-sec clips at 1080p
  • Strong physics + scene composition
  • Storyboard feature for longer narratives
  • Remix existing videos
Weaknesses
  • Expensive at scale
  • Still needs post-editing
  • Can feel overwhelming for non-coders
  • Expensive at scale
  • Stricter content policy than competitors
  • Hit-or-miss on complex motion
  • Text-in-video still struggles
Kai's verdictS-tier. Market leader with reason. Start here for serious video.S-tier for coding. If you write code of any kind, this pays back the $20 in a day.A-tier. Amazing when it works, frustrating when it doesn't. Runway still more reliable for pros.
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