Indicators / series
epoch_bench.claude_opus_5_5_medium_recjdn7zdajrdye2h.apex_agents.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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| dcd6e68b9b1cbace | 52.5% | grade B, evidence tier 6 | 2026-09-22 | 2026-09-22 | 6 | reported | api | approved | 2026-10-05 14:55 | 200 | 91cbe8bf15e6 | — | source page |
Raw snippets and dispute text
- dcd6e68b9b1cbace {"Cost per task": null, "Model version": "claude-opus-5-5_medium", "Name": "Opus 5.5 [opus-5.5]", "Organization": "Anthropic", "Pass@1 score": "0.525", "Release date": "2026-09-22", "id": "recjdN7zdajrdYE2h"}