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.
Pick tools (4 selected)
Coding
Agents
Research
Chatbots
Image
Video
Voice
Meetings
Design
Productivity
Audio
Writing
Dev Platform
Data
Marketing
Education
Lex
A
OpenRouter
S
Recraft
S
Rows
A
TaglineGoogle Docs with an AI collaborator baked in.One API, every model. Pay-as-you-go, no subscriptions.Vector + raster AI for designers. Actually controls the output.Spreadsheets with AI + live integrations baked in.
CategoryWritingDev PlatformImageData
PricingFree + $12/moPay per token — model-dependentFree + $12-$48/moFree + $19-$89/user/mo
Best forEssays, long-form drafts, thinking on the page.Developers experimenting across models. Apps that want fallback logic.Designers, brand teams, anyone needing vector output or tight style control.Ops teams, marketers, anyone building dashboards from multiple sources.
Strengths
  • Clean writing UX — distraction-free
  • +++ prompt triggers AI help
  • Collaboration + AI feedback together
  • 300+ models from one endpoint
  • Automatic fallbacks between providers
  • No subscription — just pay what you use
  • Exports SVG vectors — rare in AI image gen
  • Strong style control + consistency
  • Brand kit for consistent outputs
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
Weaknesses
  • Less feature-rich than Google Docs
  • AI ceiling below dedicated tools
  • Slight markup over direct API
  • Some provider features not exposed
  • Less hyped than Midjourney
  • Learning curve for non-designers
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
Kai's verdictA-tier. Beautiful UX. The writing app I'd pick if I only wrote long-form.S-tier for model-shopping. I use this for every prototype before committing.S-tier for designers. The only one that takes vectors seriously.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.
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