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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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Rows
A
OpenRouter
S
Claude
S
Perplexity
S
TaglineSpreadsheets with AI + live integrations baked in.One API, every model. Pay-as-you-go, no subscriptions.Anthropic's flagship — best reasoning + longest useful context.AI search done right. Cited answers, not chat theater.
CategoryDataDev PlatformChatbotsResearch
PricingFree + $19-$89/user/moPay per token — model-dependentFree + $20/mo Pro + team/enterpriseFree + $20/mo Pro
Best forOps teams, marketers, anyone building dashboards from multiple sources.Developers experimenting across models. Apps that want fallback logic.Long writing, code, careful thinking, documents over 50 pages.Replacing Google for any question where you want a cited answer in seconds.
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
  • Best-in-class writing + nuanced reasoning
  • 1M context on Opus
  • Artifacts for code/docs
  • Lowest hallucination rate in my testing
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
Weaknesses
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • Slight markup over direct API
  • Some provider features not exposed
  • Image generation is weak
  • No native web search on all tiers
  • Not a general chatbot
  • Answers can be shallow on complex topics
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.S-tier for reasoning and writing. If you only pay for one chatbot, pay for this one — especially for long work.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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