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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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Kling
A
Lex
A
Claude Code
S
Lovable
A
TaglineKuaishou's video model. The surprise standout.Google Docs with an AI collaborator baked in.Anthropic's CLI agent. Opus-powered, operates on your repo directly.Build a full app from a prompt. Stripe-ready.
Categoryvideowritingcodingdesign
PricingCredit-based, free trialFree + $12/moPart of Claude Pro/Max/Team plansFree + $25-$100/mo
Best forAnyone who wants top-tier video quality for less.Essays, long-form drafts, thinking on the page.Developers who want an agent, not autocomplete. Large refactors, tests, docs.Non-devs + solopreneurs shipping MVPs.
Strengths
  • Very strong motion + physics
  • Often beats Runway on realism
  • Great price
  • Clean writing UX — distraction-free
  • +++ prompt triggers AI help
  • Collaboration + AI feedback together
  • Runs locally, edits your actual files
  • Strong on large codebases with 1M context
  • Great at multi-step tasks
  • Generates full apps + DB + auth
  • Good for non-developers
  • Ships faster than hand-coding
Weaknesses
  • UX is rough for English speakers
  • Queue times
  • Less feature-rich than Google Docs
  • AI ceiling below dedicated tools
  • Terminal-based — learning curve
  • Can't be used without Claude subscription
  • Complexity ceiling
  • Can generate brittle code
Kai's verdictA-tier. Rising fast. If you can tolerate the UX, quality per dollar is best-in-class.A-tier. Beautiful UX. The writing app I'd pick if I only wrote long-form.S-tier if you live in the terminal. Different shape than Cursor — complementary, not replacement.A-tier. The strongest 'no-code' AI builder right now. Great for founder MVPs.
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