Indicators / series
epoch_bench.claude_opus_5_5_max_9qkrtxphpfw985gieku56x.frontiermath_t4.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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 375e96ae3df85cd9 | 95.0% | grade A, evidence tier 1 | 2026-09-22 | 2026-09-22 | 1 | reported | api | approved | 2026-09-29 13:04 | 200 | 8748d8b3eb6e | — | source page |
Raw snippets and dispute text
- 375e96ae3df85cd9 {"Best score (across scorers)": "0.95", "Cost per task": null, "Model version": "claude-opus-5-5_max", "Name": null, "Organization": "Anthropic", "Release date": "2026-09-22", "Started at": "2026-09-22T18:27:39.000Z", "id": "9qKrTxPhpfW985gieKU56x"}