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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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GitHub Copilot
B
Leonardo.ai
A
Rows
A
Devin
A
TaglineMicrosoft/GitHub's autocomplete. Deep VS Code + JetBrains integration.Gamer + creator image gen with model fine-tuning built in.Spreadsheets with AI + live integrations baked in.Cognition Labs' autonomous coding engineer.
Categorycodingimagedataagents
PricingFree (limited) + $10/mo Pro + $19/mo BusinessFree + $12-$60/moFree + $19-$89/user/mo$500/mo
Best forTeams with GitHub already. Devs who don't want to change IDEs.Indie game devs, illustrators, anyone training custom style models.Ops teams, marketers, anyone building dashboards from multiple sources.Engineering teams offloading tickets. Ops/platform work.
Strengths
  • Great enterprise story
  • Works in your existing IDE
  • Chat + autocomplete
  • Train your own models on your style/character
  • Great for game art + concept art
  • Generous free tier
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • Works like an engineer — takes Slack tasks, opens PRs
  • Handles multi-hour engineering work
  • Reports back with what it did
Weaknesses
  • Less agentic than Cursor/Claude Code
  • Model quality varies
  • General output behind Midjourney
  • Can be overwhelming
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • Expensive
  • Best for well-scoped tasks
  • Not for solo hobbyists
Kai's verdictB-tier. Solid for autocomplete but the category moved past it. Pick Cursor unless you can't.A-tier for creators training custom looks. B-tier for general use.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.A-tier for the right use case. Not for solo devs. If you manage engineers, try one license.
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