Aider
Open-source AI pair programmer that edits code in your local git repo from the terminal, using your own model API keys.
Overview
Open-source AI pair programmer that edits code in your local git repo from the terminal, using your own model API keys.
Aider is free to use.
Aider is one of 41 AI Coding tools tracked on ToolScanner. You can compare it side by side with alternatives, check verified monthly-billing prices, and add it to your AI stack to see what your whole setup costs.
Is Aider right for you?
Good choice if
- you want to start free — a real free plan is verified
Pricing
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Frequently asked questions
Is Aider free?
Yes — Aider is free to use.
How much does Aider cost?
Yes — Aider is free to use.
Does Aider offer a free trial?
No free trial is listed for Aider, but the free plan lets you try it without paying.
What is Aider used for?
Open-source AI pair programmer that edits code in your local git repo from the terminal, using your own model API keys. On ToolScanner, Aider is listed under AI Coding.
What are the best Aider alternatives?
Popular AI Coding alternatives include Gemini CLI, Claude Code, Amp, Roo Code, Cline. You can compare any of them with Aider side by side on ToolScanner.
Where can I check Aider's latest pricing?
On the official website — providers change prices and plans at any time, so always confirm there before purchasing. ToolScanner shows the monthly-billing price as of our last check (last verified 2026-07-28).