Claude Opus 4.5
Benchmark scores
| Benchmark | Category | Rank | Score | Captured |
|---|---|---|---|---|
| SWE-bench Verified | agents | #1 | 79.2% | 2025-12-15 |
| Terminal-Bench 2.0 | agents | #7 | 58.4% | 2026-01-16 |
| Chatbot Arena | chat | #12 | 1448 | 2026-04-30 |
| OpenRouter · Weekly Usage | usage | #24 | #64 | 2026-05-02 |