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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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Leonardo.ai
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Cline
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Rows
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Gemini
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TaglineGamer + creator image gen with model fine-tuning built in.Open-source VS Code agent. Reads + writes + runs.Spreadsheets with AI + live integrations baked in.Google's answer. Best integrated with Workspace + free for a lot.
CategoryImageCodingDataChatbots
PricingFree + $12-$60/moFree (open source) + your API costsFree + $19-$89/user/moFree + $20/mo Advanced (bundled with 2TB Drive)
Best forIndie game devs, illustrators, anyone training custom style models.VS Code users who want agentic coding without changing IDEs.Ops teams, marketers, anyone building dashboards from multiple sources.Anyone already on Google, research tasks, summarizing long documents.
Strengths
  • Train your own models on your style/character
  • Great for game art + concept art
  • Generous free tier
  • Free extension for VS Code
  • Plan + Act modes
  • Model-agnostic (Claude, GPT, local)
  • Sees terminal output and iterates
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • Native Google Workspace integration
  • Very long context (1M+)
  • Deep Research feature
  • Free tier is generous
Weaknesses
  • General output behind Midjourney
  • Can be overwhelming
  • Can burn tokens fast if not watched
  • Less polished than Cursor
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • Writing quality trails Claude
  • Over-refusals on edge content
  • UI is cluttered
Kai's verdictA-tier for creators training custom looks. B-tier for general use.A-tier. Best free agentic option in VS Code. Use with Claude for best results.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.A-tier. The Deep Research feature is genuinely useful. Don't sleep on it if you're already paying Google.
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