Windsurf vs Aider — Head-to-Head Comparison
Quick verdict: Windsurf edges ahead
with a 4.5/5 rating vs 4.4/5.
See the full breakdown below.
Feature Comparison
| Feature | Windsurf | Aider |
|---|---|---|
| Rebranded: Windsurf is now Devin Desktop (Cognition AI) | ✓ | — |
| Cascade-style AI agent for multi-file agentic coding tasks, carried forward into Devin Desktop | ✓ | — |
| Real-time codebase awareness without manual context injection | ✓ | — |
| VS Code extension compatibility | ✓ | — |
| Legacy Windsurf Enterprise customers keep their existing plan and pricing per Cognition's migration FAQ | ✓ | — |
| New signups go through Devin's current Free/Pro/Max/Team/Enterprise plans | ✓ | — |
| Terminal-based AI pair programming with direct git commit integration | — | ✓ |
| Support for OpenAI, Anthropic, Google Gemini, Ollama, and 50+ LLM providers | — | ✓ |
| File context management with explicit add/drop workflow | — | ✓ |
| Automatic git commits with AI-generated commit messages | — | ✓ |
| Voice input for dictating code changes | — | ✓ |
| Watch mode for implementing annotated code comments | — | ✓ |
| Multi-file editing and refactoring | — | ✓ |
| Web search integration for documentation lookup | — | ✓ |
| Diff review before committing changes | — | ✓ |
| Repo map for whole-codebase context awareness | — | ✓ |
Pricing Comparison
| Plan | Windsurf | Aider |
|---|---|---|
| Starting price | Free | Free |
| Free plan | Yes | Yes |
| Pricing model | Freemium (now under the Devin Desktop/Devin pricing structure) | Free / Open Source |
Which Should You Choose?
Choose Aider if...
Open-source terminal AI pair programmer that works with your local git repo
Visit Aider