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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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Bolt.new (StackBlitz)
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TaglineSpreadsheets with AI + live integrations baked in.Open-source VS Code agent. Reads + writes + runs.Prompt to deployed full-stack app in the browser.
CategoryDataCodingCoding
PricingFree + $19-$89/user/moFree (open source) + your API costsFree + $20-$200/mo
Best forOps teams, marketers, anyone building dashboards from multiple sources.VS Code users who want agentic coding without changing IDEs.PMs, founders, non-devs shipping MVPs.
Strengths
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • Free extension for VS Code
  • Plan + Act modes
  • Model-agnostic (Claude, GPT, local)
  • Sees terminal output and iterates
  • Full-stack generation + live preview
  • Deploy to Netlify in one click
  • Works in-browser — no install
Weaknesses
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • Can burn tokens fast if not watched
  • Less polished than Cursor
  • Quality ceiling for complex apps
  • Can get into loops for non-trivial bugs
Kai's verdictA-tier. The most interesting spreadsheet in years. Great for ops dashboards.A-tier. Best free agentic option in VS Code. Use with Claude for best results.A-tier. Best for fast prototypes. Competitive with Lovable — try both.
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