Aider vs Gemini CLI
Aider and Gemini CLI are both terminal AI coding tools. Here's how they line up on the things that actually decide it — price, platform, and what they plug into.
| Aider | Gemini CLI | |
|---|---|---|
| Pricing | Free | Free |
| Platform | windows, mac, linux | windows, mac, linux |
| Works with | claude, chatgpt, gemini | gemini |
| In one line | Open-source AI pair programmer that runs in your terminal — paste a task, it edits your files and auto-commits the changes to git. | Google's free, open-source terminal coding agent — runs agentic file editing, shell commands, and live web search via @search grounding, powered by Gemini 2.5 Pro. |
Which should you pick?
Both sit at a similar price point, so cost won't decide it. They both work with gemini, so if that's your setup either one fits. For the full picture, read the reviews below — the verdict is where the real difference shows up.