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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
Claude Code
S
Le Chat (Mistral)
B
OpenAI Voice / Realtime
S
TaglineSpreadsheets with AI + live integrations baked in.Anthropic's CLI agent. Opus-powered, operates on your repo directly.French alternative. Fast, European, privacy-focused.ChatGPT's voice + the Realtime API for developers.
CategoryDataCodingChatbotsVoice
PricingFree + $19-$89/user/moPart of Claude Pro/Max/Team plansFree + $15/mo ProVoice included with ChatGPT Plus; Realtime API by usage
Best forOps teams, marketers, anyone building dashboards from multiple sources.Developers who want an agent, not autocomplete. Large refactors, tests, docs.European users with data residency needs. Fans of open-weight models.Voice chat users, developers building voice agents on OpenAI.
Strengths
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • Runs locally, edits your actual files
  • Strong on large codebases with 1M context
  • Great at multi-step tasks
  • European data residency
  • Very fast responses
  • Open-weight Mistral models available
  • Good French/European languages
  • Advanced Voice Mode feels genuinely conversational
  • Realtime API enables true two-way voice apps
  • Built into ChatGPT
Weaknesses
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • Terminal-based — learning curve
  • Can't be used without Claude subscription
  • Smaller capability gap vs frontier models
  • Less polished UX
  • Pricey for production apps
  • Less voice variety than ElevenLabs
  • Platform lock-in
Kai's verdictA-tier. The most interesting spreadsheet in years. Great for ops dashboards.S-tier if you live in the terminal. Different shape than Cursor — complementary, not replacement.B-tier overall, A-tier if GDPR/data residency matters. Solid backup option.S-tier for conversation. A-tier for TTS. Complement to ElevenLabs, not replacement.
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