Indicators / series
epoch_bench.claude_fable_5_1_low_rec2rj8eq2qmvtce8.critpt.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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 6e4f3d9197a58cea | 27.7% | grade B, evidence tier 6 | 2026-09-01 | 2026-09-01 | 6 | reported | api | approved | 2026-09-22 10:28 | 200 | 55692b9c1ecf | — | source page |
Raw snippets and dispute text
- 6e4f3d9197a58cea {"Accuracy": "0.277142857142857", "Cost per task": null, "Model version": "claude-fable-5-1_low", "Name": "Claude Fable 5.1 (Adaptive Reasoning, Low Effort, Default Fallback)", "Organization": "Anthropic", "Release date": "2026-09-01", "id": "rec2RJ8EQ2qMVtCE8"}