Indicators / series
epoch_bench.claude_opus_5_5_unknown_rec3rdzkh2jpijnaa.rli.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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| db8b4d2ce3358f8c | 21.3% | grade B, evidence tier 6 | 2026-09-22 | 2026-09-22 | 6 | reported | api | approved | 2026-10-14 12:06 | 200 | 8e5d35782ae6 | — | source page |
Raw snippets and dispute text
- db8b4d2ce3358f8c {"Cost per task": null, "Model version": "claude-opus-5-5_unknown", "Name": "Opus 5.5", "Organization": "Anthropic", "Release date": "2026-09-22", "Score": "0.2125", "id": "rec3RdZkH2jPijNAA"}