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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 11/33 · Observed 9/25/2026, 3:30:45 AM

NameGroupReported valueDateNotesSource
Nemotron-4 340BOpen weights (unrestricted)—2024-06-14Open weights (unrestricted)Source ↗
OpenVLAOpen weights (unrestricted)—2024-06-13Open weights (unrestricted)Source ↗
Qwen2-72BOpen weights (unrestricted)—2024-06-07Open weights (unrestricted)Source ↗
ALLaM adapted 70BUnreleased—2024-05-21UnreleasedSource ↗
Octo-BaseOpen weights (unrestricted)—2024-05-20Open weights (unrestricted)Source ↗
GLM-4 (0520)API access—2024-05-20API accessSource ↗
Yi-LargeAPI access—2024-05-13API access—
GPT-4oAPI access—2024-05-13API accessSource ↗
AlphaFold 3Open weights (non-commercial)—2024-05-08Open weights (non-commercial)Source ↗
VILA1.5-13BOpen weights (non-commercial)—2024-05-03Open weights (non-commercial)Source ↗
GenCastOpen weights (non-commercial)—2024-05-01Open weights (non-commercial)Source ↗
Llama 3-70BOpen weights (restricted use)—2024-04-18Open weights (restricted use)Source ↗
Reka CoreAPI access—2024-04-15API accessSource ↗
GPT-4 Turbo (Apr 2024)API access—2024-04-09API accessSource ↗
ReALMUnreleased—2024-03-29UnreleasedSource ↗
DBRXOpen weights (restricted use)—2024-03-27Open weights (restricted use)Source ↗
MM1-30BUnreleased—2024-03-14UnreleasedSource ↗
ManiGaussianOpen weights (unrestricted)—2024-03-13Open weights (unrestricted)Source ↗
Inflection-2.5Hosted access (no API)—2024-03-07Hosted access (no API)Source ↗
Claude 3 SonnetAPI access—2024-03-04API accessSource ↗
Claude 3 OpusAPI access—2024-03-04API accessSource ↗
Aramco Metabrain AIUnreleased—2024-03-04UnreleasedSource ↗
Mistral LargeAPI access—2024-02-26API accessSource ↗
MegaScale (Production)Unreleased—2024-02-23UnreleasedSource ↗
Stable Diffusion 3API access—2024-02-22API accessSource ↗

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