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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

Open weights trend2024-10-01: 36.36%; 2024-11-01: 25.00%; 2024-12-01: 46.15%; 2025-01-01: 50.00%; 2025-02-01: 0.00%; 2025-03-01: 50.00%; 2025-04-01: 50.00%; 2025-05-01: 14.29%; 2025-06-01: 25.00%; 2025-07-01: 70.00%; 2025-08-01: 36.36%; 2025-09-01: 50.00%; 2025-10-01: 50.00%; 2025-11-01: 21.05%; 2025-12-01: 66.67%; 2026-01-01: 0.00%; 2026-02-01: 55.56%; 2026-03-01: 11.11%; 2026-04-01: 47.06%; 2026-05-01: 0.00%; 2026-06-01: 44.44%; 2026-07-01: 71.43%; 2026-08-01: 50.00%; 2026-09-01: 8.33%035.771.42024-10-01: 36.36 %2024-11-01: 25.00 %2024-12-01: 46.15 %2025-01-01: 50.00 %2025-02-01: 0.00 %2025-03-01: 50.00 %2025-04-01: 50.00 %2025-05-01: 14.29 %2025-06-01: 25.00 %2025-07-01: 70.00 %2025-08-01: 36.36 %2025-09-01: 50.00 %2025-10-01: 50.00 %2025-11-01: 21.05 %2025-12-01: 66.67 %2026-01-01: 0.00 %2026-02-01: 55.56 %2026-03-01: 11.11 %2026-04-01: 47.06 %2026-05-01: 0.00 %2026-06-01: 44.44 %2026-07-01: 71.43 %2026-08-01: 50.00 %2026-09-01: 8.33 %10/0109/01 UTC

Total 821 · Page 32/33 · Observed 9/26/2026, 3:30:45 AM

NameGroupReported valueDateNotesSource
Variational (untied weights, MC) LSTM (Large)Unreleased—2015-12-16UnreleasedSource ↗
ResNet-101 (ImageNet)Open weights (unrestricted)—2015-12-10Open weights (unrestricted)Source ↗
SSDOpen weights (unrestricted)—2015-12-08Open weights (unrestricted)Source ↗
3DDFAUnreleased—2015-11-23UnreleasedSource ↗
SAF R-CNNUnreleased—2015-10-28UnreleasedSource ↗
AlphaGo FanUnreleased—2015-10-01UnreleasedSource ↗
DCNNUnreleased—2015-08-07UnreleasedSource ↗
Deep CNN + COTSUnreleased—2015-07-26UnreleasedSource ↗
CompACT-DeepUnreleased—2015-07-19UnreleasedSource ↗
CFSSOpen weights (unrestricted)—2015-06-07Open weights (unrestricted)Source ↗
Faster R-CNNOpen weights (unrestricted)—2015-06-04Open weights (unrestricted)Source ↗
U-NetOpen weights (unrestricted)—2015-05-18Open weights (unrestricted)Source ↗
TC-DNN-BLSTM-DNNUnreleased—2015-04-06UnreleasedSource ↗
genCNN + dyn evalUnreleased—2015-03-17UnreleasedSource ↗
TRPOUnreleased—2015-02-19UnreleasedSource ↗
VGG-FaceUnreleased—2015-01-01UnreleasedSource ↗
ADAM (CIFAR-10)Unreleased—2014-12-22UnreleasedSource ↗
TA-CNNUnreleased—2014-11-29UnreleasedSource ↗
SPN-4+KN5Unreleased—2014-09-14UnreleasedSource ↗
NPDOpen weights (unrestricted)—2014-08-06Open weights (unrestricted)Source ↗
ACF-WIDERUnreleased—2014-07-15UnreleasedSource ↗
Dropout: SVHNUnreleased—2014-06-01UnreleasedSource ↗
RNTNUnreleased—2013-10-01UnreleasedSource ↗
Hierarchical Scene Labeling (Stanford Background)Unreleased—2013-08-01UnreleasedSource ↗
DNN EM segmentationUnreleased—2012-12-03UnreleasedSource ↗

Data: Epoch AI · CC BY · View source · Automatically synced; not an exhaustive global sample