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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
Ollama
S
Perplexity
S
Grammarly
A
TaglineSpreadsheets with AI + live integrations baked in.Run LLMs locally. One-line install, GUI optional.AI search done right. Cited answers, not chat theater.Grammar check + tone + AI drafting, everywhere you type.
CategoryDataDev PlatformResearchWriting
PricingFree + $19-$89/user/moFree + open sourceFree + $20/mo ProFree + $12-$15/mo Premium + team plans
Best forOps teams, marketers, anyone building dashboards from multiple sources.Devs wanting offline/local LLMs for privacy or experimentation.Replacing Google for any question where you want a cited answer in seconds.Non-native English writers, business email, anyone who types a lot.
Strengths
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • Run Llama, Mistral, Qwen, etc. on your laptop
  • Simple CLI + API
  • Hardware-aware (picks the right quant)
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
  • Works in every browser/app
  • Now has generative AI (GrammarlyGO)
  • Tone detection + suggestions
Weaknesses
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • Needs beefy laptop for larger models
  • Speed way behind cloud APIs
  • Not a general chatbot
  • Answers can be shallow on complex topics
  • Can feel naggy
  • Premium features gate basics
  • Privacy concerns (reads your writing)
Kai's verdictA-tier. The most interesting spreadsheet in years. Great for ops dashboards.S-tier for local inference. If you care about privacy or want to tinker, install this today.S-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.A-tier for non-native English speakers. B-tier if your English is already strong — Claude does better with tone.
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