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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
Cline
A
MagicSchool
S
TaglineCodeium's agentic IDE. Cascade agent + strong free tier.Open-source VS Code agent. Reads + writes + runs.AI platform built for teachers. Lesson plans + IEPs + admin.
Categorycodingcodingeducation
PricingFree + $15/mo ProFree (open source) + your API costsFree + $100/yr Plus + school plans
Best forDevelopers who want Cursor-like power for less money.VS Code users who want agentic coding without changing IDEs.Teachers prepping materials. School districts.
Strengths
  • Cheaper than Cursor
  • Cascade agent for multi-file tasks
  • Solid free tier
  • Free extension for VS Code
  • Plan + Act modes
  • Model-agnostic (Claude, GPT, local)
  • Sees terminal output and iterates
  • 60+ teacher-specific tools
  • Generous free tier
  • FERPA + COPPA compliant for schools
Weaknesses
  • Smaller community
  • Model selection more limited
  • Can burn tokens fast if not watched
  • Less polished than Cursor
  • Teacher-only focus
  • Less useful for students
Kai's verdictA-tier. Close second to Cursor. If $5/mo matters, start here.A-tier. Best free agentic option in VS Code. Use with Claude for best results.S-tier for teachers. If you teach K-12, start here this week.
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