Indicators / series
epoch_bench.gpt_4_1_nano.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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2db2620859cf5580 | 130 index (124–132) | grade A, evidence tier 1 | 2025-04-14 | 2025-04-14 | 1 | reported | api | approved | 2026-09-10T06:33:11.514623Z | 200 | cde2f74ecf00 | — | source page |
Raw snippets and dispute text
- 2db2620859cf5580 {"Accessibility group": "Closed weights", "Display name": "GPT-4.1 nano", "Model": "GPT-4.1 nano", "Organization": "OpenAI", "date": "2025-04-14", "eci": "129.62", "eci_ci_high": "132.0", "eci_ci_low": "124.04"}