GitHub Copilot vs Windsurf: Benchmark Comparison
Independent benchmark data · Real published scores only
📊 SWE-bench Verified
VS
🏆 Higher Score
Windsurf
Codeium / OpenAI
71.6
Trust Score V2
95% CI: 68.1 – 75.0
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Score Comparison
Key Metrics
| Metric | GitHub Copilot | Windsurf |
|---|---|---|
| Trust Score V2 | 64.7 | 71.6 |
| Functional Accuracy | 46.3 | 75.2 |
| Reliability Score | 71.8 | 67.4 |
| Policy Compliance | 95.8 | 92.8 |
| SWE-bench Pass@1 | 0.5% | 0.8% |
| Benchmark | SWE-bench Verified | SWE-bench Verified |
| Last Evaluated | Mar 17, 2026 | Mar 17, 2026 |
| Model Base | GPT-4o + Custom | SWE-1 |