Aider

AI Coding Assistants

A terminal-based AI pair programming tool. Safe code editing with Git integration.

4.1
WindowsMacLinux(ターミナル)

What is Aider?

Aider is an open-source AI pair programming tool that runs in the terminal. It creates and edits code from natural language instructions and automatically commits changes to Git. It supports multiple LLMs including Claude, GPT-4o, and Gemini, and works efficiently with large codebases. Since changes are tracked by Git, you can always roll back safely.

Pricing Plans

1Free (open source, LLM API costs separate)

Key Features

AI Pair Programming
Git Integration
Multi-LLM
Codebase Understanding
Auto Commit

Pros & Cons

Pros

  • Free and open source
  • Safe with automatic Git commits
  • Lightweight terminal operation

Cons

  • Requires familiarity with CLI
  • No GUI
  • Multi-file editing can be somewhat limited

Frequently Asked Questions

Q. Can Aider be used without an IDE?

A. Yes, it runs entirely in the terminal, so no specific IDE is required. You can use it alongside your preferred editor.

Q. Which LLM is recommended?

A. Claude Sonnet offers the best cost-performance, and GPT-4o also provides high quality. You can choose based on your use case.

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