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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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Dev Platform
Agents
Voice
Video
Audio
Research
Coding
Chatbots
Image
Meetings
Design
Productivity
Writing
Data
Marketing
Education
Cline
A
DALL-E 3
B
Rows
A
Le Chat (Mistral)
B
TaglineOpen-source VS Code agent. Reads + writes + runs.OpenAI's image model. Built into ChatGPT Plus.Spreadsheets with AI + live integrations baked in.French alternative. Fast, European, privacy-focused.
CategoryCodingImageDataChatbots
PricingFree (open source) + your API costsIncluded with ChatGPT Plus $20/moFree + $19-$89/user/moFree + $15/mo Pro
Best forVS Code users who want agentic coding without changing IDEs.ChatGPT Plus users who want images without paying extra.Ops teams, marketers, anyone building dashboards from multiple sources.European users with data residency needs. Fans of open-weight models.
Strengths
  • Free extension for VS Code
  • Plan + Act modes
  • Model-agnostic (Claude, GPT, local)
  • Sees terminal output and iterates
  • Excellent prompt understanding
  • Built into ChatGPT — no extra subscription
  • Good at composition + concepts
  • 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
  • Can burn tokens fast if not watched
  • Less polished than Cursor
  • Aesthetic ceiling below Midjourney + Ideogram
  • Text rendering worse than Ideogram
  • No fine control
  • 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. Best free agentic option in VS Code. Use with Claude for best results.B-tier standalone, A-tier value if you already pay ChatGPT. Don't pay for it separately.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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