Comparison · Coding
Aider vs Claude Code: which AI agent is better?
A side-by-side look at Aider and Claude Code on quality, price, capabilities and trust. Scores measure observable public data; prices come from each vendor's own pricing page. Every fact is sourced and dated.
| Aider Aider (open source) | Claude Code Anthropic | |
|---|---|---|
| Agent Score | 34 | 77 |
| Entry price | Free plan | $20/mo |
| Trust | ✓ VERIFIED | ✓ VERIFIED |
| Capabilities documented | 3 | 7 |
| Free plan | ✓ Yes | No |
| Free trial | — | — |
| Public API | — | ✓ Yes |
| MCP support | — | ✓ Yes |
| Open source | ✓ Yes | No |
| Last verified | 12 Oct 2026 | 13 Oct 2026 |
Score breakdown
| Component | Aider | Claude Code |
|---|---|---|
| Capabilities | 38 | 88 |
| Integrations | Not measured | 50 |
| Documentation | Not measured | 70 |
| Pricing clarity | 100 | 100 |
| Transparency | 100 | 100 |
| Freshness | Not measured | 100 |
| Human oversight | Not measured | Not measured |
Choose Aider if…
- You want a free plan to start.
- You want a free plan.
- You want an open-source option.
Choose Claude Code if…
- You want a higher Agent Score (77 vs 34).
- You want more documented capabilities (7 vs 3).
- You want a public API.
- You want MCP support.
See the full picture: Aider · Claude Code · more Coding agents · all comparisons.