Aider
Open-source AI pair programmer in your terminal.
Aider is a free, open-source CLI tool that edits your local git repo with AI, letting you code by chatting in the terminal.
About Aider
Aider is one of 29 ai coding assistants tools in our directory. It's positioned for terminal coders, git workflows.
With a free tier, Aider stands out in ai coding assistants — 29 of 29 tools in this category offer free access. The free plan is often limited in features or users, so verify that trial access covers your use case.
Key capabilities include Terminal-based, Edits your git repo, Open source. These are standard in modern ai coding assistants platforms. Evaluate whether the tool's depth in each area matches your plant's needs and technical maturity.
Best for: terminal coders, git workflows, model flexibility. When choosing between similar tools, validate that Aider has integrations with your existing systems (data historians, SCADA, ERP) and that support covers your region.
Key features
- Terminal-based
- Edits your git repo
- Open source
- Works with many models
Pros
- Free & open source
- Bring your own model
- Git-native
Cons
- CLI only
- Pay for model API
Alternatives to Aider
Cursor
AI-first code editor built for agentic, multi-file editing.
Windsurf
AI-native code editor with agentic, codebase-aware flows.
Sourcegraph Cody
AI coding assistant with deep codebase context.
Sweep
AI assistant that turns issues into code changes.
Compare Aider
Guides mentioning Aider
Aider FAQ
Is Aider free?
Aider has a free tier you can start with; paid plans start from free (open source) + model API.
How much does Aider cost?
Aider pricing starts from free (open source) + model API. Check the official site for current plans.
What are the best alternatives to Aider?
Top alternatives to Aider include Cursor, Windsurf, Sourcegraph Cody, Sweep.
What is Aider best for?
Aider is best for terminal coders, git workflows, model flexibility.
Reviewed by the ToolGlance editorial team · Last updated 2026-07-14
How we rate: ToolGlance scores combine pricing, core features, user-review signals and update frequency, compiled from public sources and vendor documentation — see our methodology. Figures are indicative and change often; always verify pricing and features on the vendor site before buying. Last updated 2026-07-14. Compiled by the ToolGlance editorial team.