Indicators / series
epoch_bench.grok_4_fast.eci_closed.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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2f3a759700d9a26a | 144 index (142–146) | grade A, evidence tier 1 | 2025-09-19 | 2025-09-19 | 1 | reported | api | approved | 2026-09-10T06:33:11.514623Z | 200 | cde2f74ecf00 | — | source page |
Raw snippets and dispute text
- 2f3a759700d9a26a {"Accessibility group": "Closed weights", "Display name": "Grok 4 Fast", "Model": "Grok 4 Fast", "Organization": "xAI", "date": "2025-09-19", "eci": "144.22", "eci_ci_high": "146.28", "eci_ci_low": "141.74"}