Indicators / series
epoch_bench.claude_sonnet_4_5_20250929_1k.arc_agi_2.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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 98a4b7ed4d97ce42 | 5.8% | grade B, evidence tier 6 | 2025-09-29 | 2025-09-29 | 6 | reported | api | approved | 2026-09-10T06:33:11.514623Z | 200 | cde2f74ecf00 | — | source page |
Raw snippets and dispute text
- 98a4b7ed4d97ce42 {"Cost per task": "0.1424", "Model version": "claude-sonnet-4-5-20250929_1K", "Name": "Claude Sonnet 4.5 (Thinking 1K)", "Organization": "Anthropic", "Release date": "2025-09-29", "Score": "0.058300000000000005"}