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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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Windsurf
A
ChatGPT
S
Rows
A
TaglineCodeium's agentic IDE. Cascade agent + strong free tier.The default. Strongest ecosystem + best multimodal breadth.Spreadsheets with AI + live integrations baked in.
Categorycodingchatdata
PricingFree + $15/mo ProFree + $20/mo Plus + $200/mo ProFree + $19-$89/user/mo
Best forDevelopers who want Cursor-like power for less money.General use, voice chat, image generation, first-time AI users.Ops teams, marketers, anyone building dashboards from multiple sources.
Strengths
  • Cheaper than Cursor
  • Cascade agent for multi-file tasks
  • Solid free tier
  • Great voice mode
  • Huge plugin/custom GPT ecosystem
  • Strong image generation (DALL-E built in)
  • Code Interpreter
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
Weaknesses
  • Smaller community
  • Model selection more limited
  • Reasoning quality varies by mode
  • Can be verbose
  • Confabulates on niche facts
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
Kai's verdictA-tier. Close second to Cursor. If $5/mo matters, start here.S-tier all-rounder. If you want one tool that does everything okay-to-great, this is it.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.
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