KaiAI tutor for anyone

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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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Google Veo
A
Groq
S
Lex
A
Cursor
S
TaglineGoogle's video model. Baked into Gemini + YouTube Shorts.The fastest AI inference in the world. Crazy low latency.Google Docs with an AI collaborator baked in.VS Code fork that made AI coding actually work.
CategoryVideoDev PlatformWritingCoding
PricingIncluded with Gemini Advanced $20/mo + YouTube creator toolsFree tier + pay-as-you-go APIFree + $12/moFree + $20/mo Pro + $40/mo Business
Best forGemini Advanced users, YouTube Shorts creators.Developers who need sub-100ms LLM responses.Essays, long-form drafts, thinking on the page.Developers. Non-developers who want to ship working code.
Strengths
  • Included with Gemini Advanced
  • YouTube Shorts native integration
  • Strong prompt understanding
  • 500+ tokens/sec on Llama/Mixtral — feels instant
  • Custom LPU hardware
  • Great free tier
  • Clean writing UX — distraction-free
  • +++ prompt triggers AI help
  • Collaboration + AI feedback together
  • Tab completion feels like mind-reading
  • Composer for multi-file edits
  • Runs Claude, GPT, Gemini — you pick
Weaknesses
  • Still catching up on quality vs Kling/Runway
  • Less control than pros need
  • Open-weight models only (no Claude/GPT)
  • Less flexibility on custom configs
  • Less feature-rich than Google Docs
  • AI ceiling below dedicated tools
  • Can feel overwhelming for non-coders
  • Expensive at scale
Kai's verdictA-tier if you already pay Gemini. B-tier standalone.S-tier for speed. When latency is the product, start here.A-tier. Beautiful UX. The writing app I'd pick if I only wrote long-form.S-tier for coding. If you write code of any kind, this pays back the $20 in a day.
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