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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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Gemini
A
Hume AI
A
Rows
A
Le Chat (Mistral)
B
TaglineGoogle's answer. Best integrated with Workspace + free for a lot.Voice AI that reads + expresses emotion.Spreadsheets with AI + live integrations baked in.French alternative. Fast, European, privacy-focused.
CategoryChatbotsVoiceDataChatbots
PricingFree + $20/mo Advanced (bundled with 2TB Drive)Free tier + pay-as-you-goFree + $19-$89/user/moFree + $15/mo Pro
Best forAnyone already on Google, research tasks, summarizing long documents.Therapy apps, customer service, any voice agent where emotion matters.Ops teams, marketers, anyone building dashboards from multiple sources.European users with data residency needs. Fans of open-weight models.
Strengths
  • Native Google Workspace integration
  • Very long context (1M+)
  • Deep Research feature
  • Free tier is generous
  • Detects + mirrors emotional tone
  • EVI (Empathic Voice Interface) feels different
  • Expressive voice output
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • European data residency
  • Very fast responses
  • Open-weight Mistral models available
  • Good French/European languages
Weaknesses
  • Writing quality trails Claude
  • Over-refusals on edge content
  • UI is cluttered
  • Niche use case
  • Pricing ramps fast
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • Smaller capability gap vs frontier models
  • Less polished UX
Kai's verdictA-tier. The Deep Research feature is genuinely useful. Don't sleep on it if you're already paying Google.A-tier in its niche. The only one that actually gets emotion right.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.B-tier overall, A-tier if GDPR/data residency matters. Solid backup option.
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