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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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TaglineThe one that actually gets text in images right.The fastest AI inference in the world. Crazy low latency.VS Code fork that made AI coding actually work.The pro's AI video tool. Gen-4 is the current bar.
CategoryImageDev PlatformCodingVideo
PricingFree + $8/mo + $20/mo + $60/moFree tier + pay-as-you-go APIFree + $20/mo Pro + $40/mo BusinessFree + $15-$95/mo
Best forAnything with text — posters, ads, album covers, slide decks.Developers who need sub-100ms LLM responses.Developers. Non-developers who want to ship working code.Marketing video, pitch decks, b-roll, creative shorts.
Strengths
  • Best text rendering in the game
  • Strong free tier
  • Good for logos, posters, thumbnails
  • 500+ tokens/sec on Llama/Mixtral — feels instant
  • Custom LPU hardware
  • Great free tier
  • Tab completion feels like mind-reading
  • Composer for multi-file edits
  • Runs Claude, GPT, Gemini — you pick
  • Most mature video workflow
  • Character consistency via Act-One
  • Gen-4 quality is production-grade
Weaknesses
  • Aesthetic ceiling below Midjourney
  • Less style variety
  • Open-weight models only (no Claude/GPT)
  • Less flexibility on custom configs
  • Can feel overwhelming for non-coders
  • Expensive at scale
  • Expensive at scale
  • Still needs post-editing
Kai's verdictS-tier for text-in-image. Use this for posters, Midjourney for art.S-tier for speed. When latency is the product, start here.S-tier for coding. If you write code of any kind, this pays back the $20 in a day.S-tier. Market leader with reason. Start here for serious video.
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