Claude Sonnet 4
Benchmark scores
| Benchmark | Category | Rank | Score | Captured |
|---|---|---|---|---|
| SWE-bench Verified | agents | #4 | 76.8% | 2025-08-04 |
| Aider Polyglot | code | #11 | 61.3% | 2025-05-24 |
| AA Coding Index | code | #25 | 34.1% | 2026-06-15 |
| OpenRouter · Weekly Usage | usage | #30 | #77 | 2026-06-09 |
| Chatbot Arena | chat | #42 | 1348 | 2026-06-10 |