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Aider vs Claude Code
A factual side-by-side comparison of Aider and Claude Code. We compare pricing, categories, free tiers and official websites — no invented scores.
Updated 2026-10-22
Quick take
Aider is Free; Claude Code is Paid. If you want to start free, check the free or freemium option first; otherwise compare the categories and taglines below.
| Pricing | Free | Paid |
|---|---|---|
| Categories | Coding | Coding |
| Best for | Open-source CLI pair programming | A terminal coding agent that grips the task |
| Free tier | Yes — free or freemium | No — paid only |
| Website | aider.chat | claude.com |