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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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S
Lovable
A
Runway
S
Devin
A
TaglineThe one that actually gets text in images right.Build a full app from a prompt. Stripe-ready.The pro's AI video tool. Gen-4 is the current bar.Cognition Labs' autonomous coding engineer.
CategoryImageDesignVideoAgents
PricingFree + $8/mo + $20/mo + $60/moFree + $25-$100/moFree + $15-$95/mo$500/mo
Best forAnything with text — posters, ads, album covers, slide decks.Non-devs + solopreneurs shipping MVPs.Marketing video, pitch decks, b-roll, creative shorts.Engineering teams offloading tickets. Ops/platform work.
Strengths
  • Best text rendering in the game
  • Strong free tier
  • Good for logos, posters, thumbnails
  • Generates full apps + DB + auth
  • Good for non-developers
  • Ships faster than hand-coding
  • Most mature video workflow
  • Character consistency via Act-One
  • Gen-4 quality is production-grade
  • Works like an engineer — takes Slack tasks, opens PRs
  • Handles multi-hour engineering work
  • Reports back with what it did
Weaknesses
  • Aesthetic ceiling below Midjourney
  • Less style variety
  • Complexity ceiling
  • Can generate brittle code
  • Expensive at scale
  • Still needs post-editing
  • Expensive
  • Best for well-scoped tasks
  • Not for solo hobbyists
Kai's verdictS-tier for text-in-image. Use this for posters, Midjourney for art.A-tier. The strongest 'no-code' AI builder right now. Great for founder MVPs.S-tier. Market leader with reason. Start here for serious video.A-tier for the right use case. Not for solo devs. If you manage engineers, try one license.
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