Indicators / series
epoch_bench.claude_opus_5_max.frontierswe.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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 15194b2bc8c0cacb | 52.0% | 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
- 15194b2bc8c0cacb {"Cost per task": null, "Harness": "proximus", "Model version": "claude-opus-5_max", "Name": "Claude Opus 5", "Organization": "Anthropic", "Release date": "2026-07-24", "Score": "0.5201176764705882", "Source": "https://www.frontierswe.com/", "id": null}