Aider
by Paul Gauthier
AI pair programming in your terminal. Works directly with Git, proposing commits instead of raw code changes. Connects to multiple AI models.
Default Model
Claude Sonnet 4.6
Context Window
200K tokens
Pricing
free
Free and open source; pay for model API usage
Open Source
Apache-2.0
Features
MCP Support No
Multi-file Editing Yes
Git Integration Yes
Details
Platforms macOS, Linux, Windows
Released 2023-06-08
Supported models
Claude, GPT-5, Gemini, DeepSeek, Llama, and 30+ models via API
Quick Install
pip install aider-chat Notes
One of the earliest AI CLI tools. Git-native workflow — all changes are proposed as commits.