Aider
Aider is an open-source terminal tool for AI pair programming with LLMs in a local git repository.
Free tierOpen sourceVerified
Our verdict
A lean, open-source terminal pair programmer that works directly in your git repo and commits as it goes. Great for developers who want a minimal, scriptable agent.
Best for
- ✓ Terminal-based pair programming
- ✓ Git-native workflows
- ✓ Using local or any hosted model
Watch out for
- ! No hosted plan or support; you manage model keys
Pricing
Read from the official pricing page. Prices in USD; always confirm on the vendor's site.
| Plan | Price | Details |
|---|---|---|
| Open source | Free | No paid plan found on official site; you pay your LLM provider directly |
Note: No pricing page exists; homepage does not state a price. License (Apache-2.0) from GitHub API for Aider-AI/aider. Last repo push 2026-05-22.
Open source (Apache-2.0).
Featured in
- Free / open-source pickBest open-source and local AI stack