A
Aider
AI pair programmer that edits code in your editor
What it does well
- Works directly in your editor without context switching
- Tight git integration for easy change tracking and review
- Supports multiple LLM backends (Claude, GPT-4, etc.)
- Maintains context across conversations for coherent multi-file edits
Where it falls short
- Struggles with very large or complex codebases
- Requires human review to ensure code quality
- API costs accumulate with frequent usage
Core Features
| Multi-file Editing | Yes |
| Command Line Interface | Yes |
| Chat Interface | Yes |
| Diff Preview | Yes |
| Open Source | Yes |
| Undo/Rollback Support | Yes |
Integrations
| Git Integration | Yes |
AI Capabilities
| Multiple LLM Support | 10+ |
| Code Generation | Yes |
| Local Model Support | Yes |
| Image Recognition | Yes |
| Context Window Management | Yes |
Free
Free
- Open source AI pair programmer
- Terminal-based coding interface
- Git integration
- Support for multiple AI models
- Basic code editing and generation
Pro
$20/mo
- Everything in Free
- Priority support
- Advanced model access
- Higher rate limits
- Commercial use license
Comparisons with Aider
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