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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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Cursor
S
Claude Code
S
MagicSchool
S
Replit Agent
A
TaglineVS Code fork that made AI coding actually work.Anthropic's CLI agent. Opus-powered, operates on your repo directly.AI platform built for teachers. Lesson plans + IEPs + admin.Replit's AI that builds + deploys full apps on their platform.
Categorycodingcodingeducationcoding
PricingFree + $20/mo Pro + $40/mo BusinessPart of Claude Pro/Max/Team plansFree + $100/yr Plus + school plans$10-$25/mo Core/Teams
Best forDevelopers. Non-developers who want to ship working code.Developers who want an agent, not autocomplete. Large refactors, tests, docs.Teachers prepping materials. School districts.Teachers, students, prototypers, hackathon builders.
Strengths
  • Tab completion feels like mind-reading
  • Composer for multi-file edits
  • Runs Claude, GPT, Gemini — you pick
  • Runs locally, edits your actual files
  • Strong on large codebases with 1M context
  • Great at multi-step tasks
  • 60+ teacher-specific tools
  • Generous free tier
  • FERPA + COPPA compliant for schools
  • Full-stack + DB + auth + deploy in one environment
  • Great for teaching/learning
  • Runs everything in-browser
Weaknesses
  • Can feel overwhelming for non-coders
  • Expensive at scale
  • Terminal-based — learning curve
  • Can't be used without Claude subscription
  • Teacher-only focus
  • Less useful for students
  • Locked into Replit hosting
  • Less code quality than dedicated IDEs
Kai's verdictS-tier for coding. If you write code of any kind, this pays back the $20 in a day.S-tier if you live in the terminal. Different shape than Cursor — complementary, not replacement.S-tier for teachers. If you teach K-12, start here this week.A-tier. Best for teaching a kid to code in 2026.
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