Aider
Terminal-first AI pair programmer with a religious git habit.
The Spinoza Journal verdict
Reviewed by Kamran Arshad. See how we evaluate · Updated 2026-06-05.
- Type
- Coding Tool
- Category
- coding
- Starts at
- Free
- Platforms
- Web
- Launched
- May 2023
- Last reviewed
- 2026-06-05
The only AI tool that makes you a better committer.
Aider lives in your terminal, edits files, and commits every change with a sensible message. The opinionated workflow — small steps, clean history, model-agnostic — is the kind of thing senior engineers fall in love with and never leave.
What Aider actually looks like
Scroll inside the panel to see the full homepage. Live screenshot — updates as the product evolves.
Best for
- Terminal-native engineers
- Anyone who wants commits per change
Not for
- GUI lovers
- Beginners
Composite of editorial review, hands-on testing, and reader-reported value. Each sub-score is rated 0–5 against The Spinoza Journal's published criteria.
- Overall
- 4.0/5
- Output quality
- 4.0/5
- Utility & features
- 4.0/5
- Usability & UX
- 4.0/5
- Performance & reliability
- 4.0/5
- Cost vs. value
- 4.0/5
Open source; pay model API directly
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