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Aider

Aider AI · 2023

Open SourceLocalMulti-platformProvider-agnostic

Terminal-native AI pair programming that treats git as a first-class citizen. Best for engineers who prefer the command line and want clean, reviewable commits.

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When to choose aider

Use Aider when your workflow is already terminal-centric and you want an agent that respects git hygiene. Aider is the strongest open-source option for engineers who review diffs before shipping.

What it does well
  • Git-native workflow. Every edit becomes a commit or a proposed diff. You can review, revert, or amend exactly like any other contribution. This makes Aider unusually safe for production codebases.
  • Architect / editor split. Ask a reasoning model like Claude Opus to design a change, then have a fast coding model like Qwen Coder implement it. This two-model pattern improves both design quality and token cost.
  • Voice mode. Aider is one of the few agents that lets you dictate code changes from the terminal without reaching for the keyboard.
  • Broad provider support. Works with OpenAI, Anthropic, Google, OpenRouter, local Ollama, and many others.
Honest limitations
  • Terminal-only. If you want a visual IDE integration, Aider is not it. It lives in your shell.
  • Requires repo discipline. Aider assumes you have a clean git state and meaningful context. In a messy repo, it can propose changes against the wrong baseline.
  • No built-in browser or GUI testing. It edits and runs shell commands. Verification beyond unit tests is up to you.
Best fit

Senior engineers, DevOps, and backend developers who want AI assistance without leaving the terminal or polluting their git history.

Spec sheet

Pricing

Open Source

Runtime

Local

Released

2023

License

Open source

Key features

  • Git-native editing workflow
  • Multi-file edits
  • Supports many LLM providers
  • Voice coding support
  • Architect and editor model modes

Works with

Platforms
CLI
Default model
Model-agnostic
Categories
CodingTerminalOpen Source

Commonly compared with

If you want an IDE, try CursorIf you want terminal with Claude, try Claude CodeIf you want no-code, try Lovable
Verified 46 days agoLast verified: Sun Jun 14 2026 00:00:00 GMT+0000 (Coordinated Universal Time)