AI coding · Pricing
How much does Aider cost?
Short answer
Aider has a free plan (open source, bring your own API key).
| Plan | Price | Billed monthly | Includes |
|---|---|---|---|
| Open source | Free | Free | Open source, bring your own API key |
Billed yearly where offered; monthly billing usually costs more.
Is Aider free?
Yes: open source, bring your own API key.
Are there extra costs with Aider?
The vendor lists these on its pricing page:
- You pay your LLM provider directly; Aider itself has no price
How does Aider pricing compare?
Aider has the lowest entry price of 6 AI coding assistants priced the same way.
| Tool | From | 1st year |
|---|---|---|
| Aider | Free | $0 |
| Cursor | $8 / mo | $96 |
| OpenAI Codex | $8 / mo | $96 |
| Claude Code | $17 / mo | $204 |
| Gemini CLI | $19.99 / mo | $239.88 |
| Devin | $20 / mo | $240 |
Sources
| Vendor page | URL | Checked |
|---|---|---|
| Aider pricing | aider.chat/ | 27 Oct 2026 |
Prices in USD as published by each vendor, billed yearly where offered. How we compare