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Tools · Comparison

Aider vs Codeium

Both are code assistant tools. Here is what separates them.

AiderCodeium
What it isAn open-source pair programmer in the terminal that edits your files and commits each change to git.Manage fleets of local and cloud agents from one surface. Plan, delegate, review, and ship without leaving your editor.
CategoryCode AssistantCode Assistant
PricingFree · Free · model API costs applyFree · Free
How it billsFreeFree
Free tierYesYes
RatingNot yet rated4.2 from 2,200 reviews
Features
  • Every edit becomes a git commit
  • Repository map for context selection
  • Works with most model APIs
  • Voice input
  • Runs and reads test output
  • Free code completion
  • 70+ language support
  • All major IDE support
  • AI chat
  • Code search
  • In-line suggestions
  • Custom commands
  • Repository context
What works
  • Undo is just git revert
  • No subscription beyond model costs
  • Editor-agnostic
  • Completely free for individuals
  • Wide language support
  • Supports all IDEs
  • Fast completions
  • No code upload
What does not
  • Terminal-only, no GUI
  • You manage the API keys and costs
  • Steeper start than an editor plugin
  • Less capable than Copilot
  • Occasional irrelevant suggestions
  • Rebranding confusion
  • Limited enterprise features

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