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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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TaglineAI search done right. Cited answers, not chat theater.The fastest AI inference in the world. Crazy low latency.The one that actually gets text in images right.The pro's AI video tool. Gen-4 is the current bar.
CategoryResearchDev PlatformImageVideo
PricingFree + $20/mo ProFree tier + pay-as-you-go APIFree + $8/mo + $20/mo + $60/moFree + $15-$95/mo
Best forReplacing Google for any question where you want a cited answer in seconds.Developers who need sub-100ms LLM responses.Anything with text — posters, ads, album covers, slide decks.Marketing video, pitch decks, b-roll, creative shorts.
Strengths
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
  • 500+ tokens/sec on Llama/Mixtral — feels instant
  • Custom LPU hardware
  • Great free tier
  • Best text rendering in the game
  • Strong free tier
  • Good for logos, posters, thumbnails
  • Most mature video workflow
  • Character consistency via Act-One
  • Gen-4 quality is production-grade
Weaknesses
  • Not a general chatbot
  • Answers can be shallow on complex topics
  • Open-weight models only (no Claude/GPT)
  • Less flexibility on custom configs
  • Aesthetic ceiling below Midjourney
  • Less style variety
  • Expensive at scale
  • Still needs post-editing
Kai's verdictS-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.S-tier for speed. When latency is the product, start here.S-tier for text-in-image. Use this for posters, Midjourney for art.S-tier. Market leader with reason. Start here for serious video.
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