Indicators / series
epoch_bench.grok_4_20.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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 38e082f97548a722 | 152 index (149–154) | grade A, evidence tier 1 | 2026-02-17 | 2026-02-17 | 1 | reported | api | approved | 2026-09-10T06:33:11.514623Z | 200 | cde2f74ecf00 | — | source page |
Raw snippets and dispute text
- 38e082f97548a722 {"Accessibility group": "Closed weights", "Display name": "Grok 4.20", "Model": "Grok 4.20", "Organization": "xAI", "date": "2026-02-17", "eci": "152.03", "eci_ci_high": "154.45", "eci_ci_low": "149.08"}