Exact model identity
Claude Opus 4
Anthropic · version status: reported
Similar model names are never merged automatically. Evaluation membership and numeric result rows only reference the exact ID
claude-opus-4.Evaluation settings
| Benchmark | Work | Run / group | Scope |
|---|---|---|---|
| LAB-Bench CloningScenarios | Claude Sonnet 4.5 System Card | lab-bench-cloning-scenarios-anthropic-sonnet45-system-card lab-bench-cloning-scenarios-anthropic-10shot-no-tools | track |
| LAB-Bench FigQA | Claude Sonnet 4.5 System Card | lab-bench-figqa-anthropic-sonnet45-system-card lab-bench-figqa-anthropic-10shot-no-tools | track |
| LAB-Bench ProtocolQA | Claude Sonnet 4.5 System Card | lab-bench-protocolqa-anthropic-sonnet45-system-card lab-bench-protocolqa-anthropic-10shot-no-tools | track |
| LAB-Bench SeqQA | Claude Sonnet 4.5 System Card | lab-bench-seqqa-anthropic-sonnet45-system-card lab-bench-seqqa-anthropic-10shot-no-tools | track |
Numeric results
| Benchmark | Work | Run / group | Metric | Value |
|---|---|---|---|---|
| LAB-Bench CloningScenarios | Claude Sonnet 4.5 System Card | lab-bench-cloning-scenarios-anthropic-sonnet45-system-card lab-bench-cloning-scenarios-anthropic-10shot-no-tools | LAB-Bench score | 0.545 proportion |
| LAB-Bench FigQA | Claude Sonnet 4.5 System Card | lab-bench-figqa-anthropic-sonnet45-system-card lab-bench-figqa-anthropic-10shot-no-tools | LAB-Bench score | 0.508 proportion |
| LAB-Bench ProtocolQA | Claude Sonnet 4.5 System Card | lab-bench-protocolqa-anthropic-sonnet45-system-card lab-bench-protocolqa-anthropic-10shot-no-tools | LAB-Bench score | 0.796 proportion |
| LAB-Bench SeqQA | Claude Sonnet 4.5 System Card | lab-bench-seqqa-anthropic-sonnet45-system-card lab-bench-seqqa-anthropic-10shot-no-tools | LAB-Bench score | 0.723 proportion |