Indicators / series
epoch_bench.claude_opus_5_max_rec5c4zdqpzverrgc.critpt.pt
Source: Epoch AI benchmarks and Capabilities Index (Epoch AI) · CC BY 4.0 · CSV
Epoch AI, Benchmarking Hub and Epoch Capabilities Index (CC BY 4.0)
| id | value | grade | as of date | published date | tier | audited vs reported | extraction method | review status | retrieved at | http status | content hash | supersedes id | url | flags |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| f420d60abae23d9e | 29.1% | grade B, evidence tier 6 | 2026-07-24 | 2026-07-24 | 6 | reported | api | approved | 2026-09-22 10:28 | 200 | 55692b9c1ecf | — | source page |
Raw snippets and dispute text
- f420d60abae23d9e {"Accuracy": "0.291428571428571", "Cost per task": null, "Model version": "claude-opus-5_max", "Name": "Claude Opus 5 (Adaptive Reasoning, Max Effort)", "Organization": "Anthropic", "Release date": "2026-07-24", "id": "rec5C4zdQpZvERrGC"}