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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Chatbots
Research
Coding
Image
Video
Voice
Meetings
Design
Productivity
Audio
Writing
Agents
Dev Platform
Data
Marketing
Education
Framer
A
OpenRouter
S
Gemini
A
Perplexity
S
TaglineDesign + publish sites with AI assists built in.One API, every model. Pay-as-you-go, no subscriptions.Google's answer. Best integrated with Workspace + free for a lot.AI search done right. Cited answers, not chat theater.
CategoryDesignDev PlatformChatbotsResearch
PricingFree + $5-$30/moPay per token — model-dependentFree + $20/mo Advanced (bundled with 2TB Drive)Free + $20/mo Pro
Best forDesigners shipping marketing sites without engineers.Developers experimenting across models. Apps that want fallback logic.Anyone already on Google, research tasks, summarizing long documents.Replacing Google for any question where you want a cited answer in seconds.
Strengths
  • AI generates sections + copy + layouts
  • Designer-first publishing (not just templates)
  • Great animations
  • 300+ models from one endpoint
  • Automatic fallbacks between providers
  • No subscription — just pay what you use
  • Native Google Workspace integration
  • Very long context (1M+)
  • Deep Research feature
  • Free tier is generous
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
Weaknesses
  • Less flexible than raw code
  • Pricing per-site adds up
  • Slight markup over direct API
  • Some provider features not exposed
  • Writing quality trails Claude
  • Over-refusals on edge content
  • UI is cluttered
  • Not a general chatbot
  • Answers can be shallow on complex topics
Kai's verdictA-tier for designer-led sites. S-tier if animations matter.S-tier for model-shopping. I use this for every prototype before committing.A-tier. The Deep Research feature is genuinely useful. Don't sleep on it if you're already paying Google.S-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.
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