What is Aider?
Aider is an AI tool in the Coding category. Terminal-based AI pair programmer that edits code in your local git repo with GPT, Claude or local models.
What can you do with Aider?
- Autocomplete whole lines and blocks as you type.
- Debug errors, write tests and refactor legacy code.
- Generate entire features from natural-language descriptions.
- Learn unfamiliar codebases and frameworks faster.
Pricing
Aider is completely free to use, with no subscription required to access its core features. You can start using it immediately without entering payment details.
Who is Aider best for?
Aider is best suited for developers, engineering teams and technical founders shipping software.
Pros and cons
✓ Pros
- Free to use — no subscription or credit card required
- Great way to explore AI capabilities at zero cost
✗ Cons
- Free tiers can have usage limits, queues or slower speeds during peak times
Verdict
If AI coding assistance is what you're after, Aider is worth adding to your shortlist — compare its free tier and features against similar tools in our Coding category.
Try Aider ↗Aider FAQ
Is Aider free?
Yes — Aider is free to use. Its core features are available at no cost, with no subscription required.
What is Aider used for?
Terminal-based AI pair programmer that edits code in your local git repo with GPT, Claude or local models. It is listed in our Coding category alongside similar AI tools.