Indicators / series
epoch_bench.claude_sonnet_4_5_20250929_unknown_rectwto22sfk92hl2.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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3b2fc9042b40aa71 | 2.1% | grade B, evidence tier 6 | 2025-09-29 | 2025-09-29 | 6 | reported | api | approved | 2026-09-22 10:28 | 200 | 55692b9c1ecf | — | source page |
Raw snippets and dispute text
- 3b2fc9042b40aa71 {"Cost per task": null, "Model version": "claude-sonnet-4-5-20250929_unknown", "Name": "claude-4-5-Sonnet", "Organization": "Anthropic", "Release date": "2025-09-29", "Score": "0.020800000000000003", "id": "recTwto22Sfk92hl2"}