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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
Galileo AI
B
Replit Agent
A
Gemini
A
TaglineMicrosoft/GitHub's autocomplete. Deep VS Code + JetBrains integration.Prompt to UI design. Figma-ready outputs.Replit's AI that builds + deploys full apps on their platform.Google's answer. Best integrated with Workspace + free for a lot.
Categorycodingdesigncodingchat
PricingFree (limited) + $10/mo Pro + $19/mo BusinessFree trial + paid plans$10-$25/mo Core/TeamsFree + $20/mo Advanced (bundled with 2TB Drive)
Best forTeams with GitHub already. Devs who don't want to change IDEs.Designers brainstorming first drafts.Teachers, students, prototypers, hackathon builders.Anyone already on Google, research tasks, summarizing long documents.
Strengths
  • Great enterprise story
  • Works in your existing IDE
  • Chat + autocomplete
  • Prompt-to-UI with real layouts
  • Exports to Figma
  • Faster than hand-designing from scratch
  • Full-stack + DB + auth + deploy in one environment
  • Great for teaching/learning
  • Runs everything in-browser
  • Native Google Workspace integration
  • Very long context (1M+)
  • Deep Research feature
  • Free tier is generous
Weaknesses
  • Less agentic than Cursor/Claude Code
  • Model quality varies
  • Output needs designer polish
  • Pricing unclear / changes often
  • Locked into Replit hosting
  • Less code quality than dedicated IDEs
  • Writing quality trails Claude
  • Over-refusals on edge content
  • UI is cluttered
Kai's verdictB-tier. Solid for autocomplete but the category moved past it. Pick Cursor unless you can't.B-tier. Useful for first drafts. v0 is the better bet for shipping code.A-tier. Best for teaching a kid to code in 2026.A-tier. The Deep Research feature is genuinely useful. Don't sleep on it if you're already paying Google.
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