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Hex
A
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Cursor
S
Devin
A
TaglineModern data notebook with Magic AI assistant.Terminal-based AI pair programmer. Git-aware, model-flexible.VS Code fork that made AI coding actually work.Cognition Labs' autonomous coding engineer.
CategoryDataCodingCodingAgents
PricingFree + $28+/user/moFree (open source) + whatever API you useFree + $20/mo Pro + $40/mo Business$500/mo
Best forData teams at startups + enterprises.Developers who want open-source tooling with full control.Developers. Non-developers who want to ship working code.Engineering teams offloading tickets. Ops/platform work.
Strengths
  • SQL + Python + no-code in one notebook
  • Magic AI writes queries + viz for you
  • Team-grade collaboration
  • Works in any terminal
  • Auto-commits changes with meaningful messages
  • Works with any model (Claude, GPT, local)
  • Minimal learning curve
  • Tab completion feels like mind-reading
  • Composer for multi-file edits
  • Runs Claude, GPT, Gemini — you pick
  • Works like an engineer — takes Slack tasks, opens PRs
  • Handles multi-hour engineering work
  • Reports back with what it did
Weaknesses
  • Overkill for casual users
  • Enterprise pricing
  • Terminal-only
  • Less agentic than Claude Code
  • Setup on Windows is fiddly
  • Can feel overwhelming for non-coders
  • Expensive at scale
  • Expensive
  • Best for well-scoped tasks
  • Not for solo hobbyists
Kai's verdictA-tier for data teams. S-tier if you already live in SQL + Python.A-tier. The right answer if you want open-source + terminal-native + model-agnostic.S-tier for coding. If you write code of any kind, this pays back the $20 in a day.A-tier for the right use case. Not for solo devs. If you manage engineers, try one license.
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