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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 trend2024-12-01: 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: 55.56%; 2025-10-01: 50.00%; 2025-11-01: 21.05%; 2025-12-01: 61.54%; 2026-01-01: 0.00%; 2026-02-01: 50.00%; 2026-03-01: 11.11%; 2026-04-01: 47.06%; 2026-05-01: 0.00%; 2026-06-01: 40.00%; 2026-07-01: 71.43%; 2026-08-01: 55.56%; 2026-09-01: 5.00%; 2026-10-01: 16.67%; 2026-11-01: missing035.771.42024-12-01: 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: 55.56 %2025-10-01: 50.00 %2025-11-01: 21.05 %2025-12-01: 61.54 %2026-01-01: 0.00 %2026-02-01: 50.00 %2026-03-01: 11.11 %2026-04-01: 47.06 %2026-05-01: 0.00 %2026-06-01: 40.00 %2026-07-01: 71.43 %2026-08-01: 55.56 %2026-09-01: 5.00 %2026-10-01: 16.67 %12/0111/01 UTC

Total 841 · Page 5/34 · Sample synced 11/09, 03:30 UTC

NameGroupReported valueDateNotesSource
MiniMax-M2.1Open weights (restricted use)—2025-12-23Open weights (restricted use)Source ↗
GLM-4.7Open weights (unrestricted)—2025-12-22Open weights (unrestricted)Source ↗
GPT-5.2 CodexAPI access—2025-12-18API accessSource ↗
GPT Image 1.5API access—2025-12-16API accessSource ↗
Nemotron 3-Nano-30B-A3BOpen weights (restricted use)—2025-12-15Open weights (restricted use)Source ↗
GPT-5.2 ProAPI access—2025-12-11API accessSource ↗
GPT-5.2API access—2025-12-11API access—
SIMA 2Unreleased—2025-12-04UnreleasedSource ↗
DeepSeekMath-V2Open weights (unrestricted)—2025-11-27Open weights (unrestricted)Source ↗
Claude Opus 4.5API access—2025-11-24API accessSource ↗
Olmo 3Open weights (unrestricted)—2025-11-20Open weights (unrestricted)Source ↗
Gemini 3 Pro Image (Nano Banana Pro)API access—2025-11-20API accessSource ↗
Grok 4.1 FastAPI access—2025-11-19API accessSource ↗
GPT-5.1-Codex-MaxAPI access—2025-11-19API accessSource ↗
Gemini 3 ProAPI access—2025-11-18API accessSource ↗
Gemini 3 Deep ThinkHosted access (no API)—2025-11-18Hosted access (no API)Source ↗
π0.6 (pi-0.6)Unreleased—2025-11-17UnreleasedSource ↗
P1-235B-A22BOpen weights (unrestricted)—2025-11-17Open weights (unrestricted)Source ↗
Grok 4.1API access—2025-11-17API accessSource ↗
GPT-5.1 InstantAPI access—2025-11-13API accessSource ↗
GPT-5.1API access—2025-11-13API accessSource ↗
GPT-5.1-CodexAPI access—2025-11-12API access—
Meta's Generative Ads Model (GEM)Unreleased—2025-11-10UnreleasedSource ↗
Kaiju SmallHosted access (no API)—2025-11-07Hosted access (no API)Source ↗
Kaiju MediumHosted access (no API)—2025-11-07Hosted access (no API)Source ↗

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