Claude Opus 4.5 (20251101) (Unknown) — benchmark results
Provider: Anthropic. Released 2025-11-01. Access: API.
Unified ELO 1860 ± 22, rank #98 of 1776 rated models, from 7 benchmark results.
Strongest benchmark results
| Benchmark | Score | Metric | Percentile |
|---|---|---|---|
| SEAL - EnigmaEval | 11.91 | Score | 87.5 |
| Terminal-Bench 2.0 | 63.1 | Accuracy (%) | 78.4 |
| Epoch AI - Algotune | 1.77 | Score | 76.5 |
| Vals AI ProofBench | 36 | Accuracy (%) | 69.7 |
| Epoch AI - Rli | 3.75 | Score | 66.7 |
| Epoch AI - Vending Bench 2 | 4967.06 | Score | 64.2 |
| Epoch AI - Apex Agents | 18.4 | Score | 55.2 |
Interactive version: theaggregate.ai/model?slug=claude-opus-4-5-20251101-unknown · How the rankings work · Data refreshed daily, snapshot 2026-07-22.