Open weights trend
Open-weight models / tracked models with known accessibility per publication month. Unknown accessibility is not closed source, and open weights do not imply a fully open-source license.
Open weights trend
Total 821 · Page 24/33 · Observed 9/25/2026, 3:30:45 AM
| Name | Group | Reported value | Date | Notes | Source |
|---|---|---|---|---|---|
| ESM1b | Open weights (unrestricted) | — | 2020-12-15 | Open weights (unrestricted) | Source ↗ |
| CPM-Large | Open weights (unrestricted) | — | 2020-12-01 | Open weights (unrestricted) | Source ↗ |
| AlphaFold 2 | Open weights (unrestricted) | — | 2020-11-30 | Open weights (unrestricted) | Source ↗ |
| KEPLER | Unreleased | — | 2020-11-23 | Unreleased | Source ↗ |
| wave2vec 2.0 LARGE | Open weights (unrestricted) | — | 2020-10-22 | Open weights (unrestricted) | Source ↗ |
| ViT-Huge/14 | Open weights (unrestricted) | — | 2020-10-22 | Open weights (unrestricted) | Source ↗ |
| ViT-Base/32 | Open weights (unrestricted) | — | 2020-10-22 | Open weights (unrestricted) | Source ↗ |
| German ELECTRA Large | Open weights (unrestricted) | — | 2020-10-21 | Open weights (unrestricted) | Source ↗ |
| mT5-XXL | Open weights (unrestricted) | — | 2020-10-20 | Open weights (unrestricted) | Source ↗ |
| Conformer + Wav2vec 2.0 + Noisy Student | Unreleased | — | 2020-10-20 | Unreleased | Source ↗ |
| LUKE | Open weights (unrestricted) | — | 2020-10-02 | Open weights (unrestricted) | Source ↗ |
| ProBERTa | Open weights (non-commercial) | — | 2020-09-01 | Open weights (non-commercial) | Source ↗ |
| ERNIE-GEN (large) | Open weights (non-commercial) | — | 2020-08-06 | Open weights (non-commercial) | Source ↗ |
| DeLighT | Unreleased | — | 2020-08-03 | Unreleased | Source ↗ |
| EfficientDet | Open weights (unrestricted) | — | 2020-07-27 | Open weights (unrestricted) | Source ↗ |
| Hopfield Networks (2020) | Open weights (unrestricted) | — | 2020-07-16 | Open weights (unrestricted) | Source ↗ |
| SemExp | Open weights (unrestricted) | — | 2020-07-02 | Open weights (unrestricted) | Source ↗ |
| GShard (dense) | Unreleased | — | 2020-06-30 | Unreleased | Source ↗ |
| GPT-3 175B (davinci) | API access | — | 2020-05-28 | API access | Source ↗ |
| DETR | Open weights (unrestricted) | — | 2020-05-26 | Open weights (unrestricted) | Source ↗ |
| Retrieval-Augmented Generator | Open weights (unrestricted) | — | 2020-05-22 | Open weights (unrestricted) | Source ↗ |
| Conformer | Unreleased | — | 2020-05-16 | Unreleased | Source ↗ |
| ContextNet | Unreleased | — | 2020-05-07 | Unreleased | Source ↗ |
| NAS+ESS (23M) | Unreleased | — | 2020-05-06 | Unreleased | Source ↗ |
| UnifiedQA | Open weights (unrestricted) | — | 2020-05-02 | Open weights (unrestricted) | Source ↗ |
Data: Epoch AI · CC BY · View source · Automatically synced; not an exhaustive global sample