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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Dev Platform
Agents
Voice
Video
Audio
Research
Coding
Chatbots
Image
Meetings
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Productivity
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Data
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Rows
A
OpenRouter
S
Leonardo.ai
A
Gemini
A
TaglineSpreadsheets with AI + live integrations baked in.One API, every model. Pay-as-you-go, no subscriptions.Gamer + creator image gen with model fine-tuning built in.Google's answer. Best integrated with Workspace + free for a lot.
CategoryDataDev PlatformImageChatbots
PricingFree + $19-$89/user/moPay per token — model-dependentFree + $12-$60/moFree + $20/mo Advanced (bundled with 2TB Drive)
Best forOps teams, marketers, anyone building dashboards from multiple sources.Developers experimenting across models. Apps that want fallback logic.Indie game devs, illustrators, anyone training custom style models.Anyone already on Google, research tasks, summarizing long documents.
Strengths
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • 300+ models from one endpoint
  • Automatic fallbacks between providers
  • No subscription — just pay what you use
  • Train your own models on your style/character
  • Great for game art + concept art
  • Generous free tier
  • Native Google Workspace integration
  • Very long context (1M+)
  • Deep Research feature
  • Free tier is generous
Weaknesses
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • Slight markup over direct API
  • Some provider features not exposed
  • General output behind Midjourney
  • Can be overwhelming
  • Writing quality trails Claude
  • Over-refusals on edge content
  • UI is cluttered
Kai's verdictA-tier. The most interesting spreadsheet in years. Great for ops dashboards.S-tier for model-shopping. I use this for every prototype before committing.A-tier for creators training custom looks. B-tier for general use.A-tier. The Deep Research feature is genuinely useful. Don't sleep on it if you're already paying Google.
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