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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 7/34 · Sample synced 11/09, 03:30 UTC

NameGroupReported valueDateNotesSource
Hierarchical Reasoning Model (HPM)Unreleased—2025-08-04UnreleasedSource ↗
MindLink-72BOpen weights (unrestricted)—2025-08-01Open weights (unrestricted)Source ↗
Gemini 2.5 Deep ThinkHosted access (no API)—2025-08-01Hosted access (no API)Source ↗
GLM-4.5Open weights (unrestricted)—2025-07-28Open weights (unrestricted)Source ↗
Qwen3-235B-A22B-Thinking (Jul 2025)Open weights (unrestricted)—2025-07-25Open weights (unrestricted)Source ↗
Qwen3-235B-A22B (Jul 2025)Open weights (unrestricted)—2025-07-25Open weights (unrestricted)Source ↗
Qwen3-Coder-480B-A35BOpen weights (unrestricted)—2025-07-22Open weights (unrestricted)Source ↗
EXAONE 4.0 (32B)Open weights (non-commercial)—2025-07-15Open weights (non-commercial)Source ↗
Gemini EmbeddingAPI access—2025-07-14API accessSource ↗
Kimi K2Open weights (restricted use)—2025-07-11Open weights (restricted use)Source ↗
Grok 4 HeavyUnreleased—2025-07-10UnreleasedSource ↗
Grok 4API access—2025-07-09API accessSource ↗
EXAONE Path 2.0Open weights (non-commercial)—2025-07-09Open weights (non-commercial)Source ↗
FGNUnreleased—2025-06-12UnreleasedSource ↗
Seed-1.6-ThinkingAPI access—2025-06-11API accessSource ↗
Qwen3 EmbeddingOpen weights (unrestricted)—2025-06-05Open weights (unrestricted)Source ↗
Gemini 2.5 Pro (Jun 2025)API access—2025-06-05API accessSource ↗
DeepSeek-R1 (May 2025)Open weights (unrestricted)—2025-05-28Open weights (unrestricted)Source ↗
Claude Sonnet 4API access—2025-05-22API accessSource ↗
Claude Opus 4API access—2025-05-22API accessSource ↗
Veo 3API access—2025-05-21API accessSource ↗
Imagen 4API access—2025-05-20API accessSource ↗
Seed1.5-VLAPI access—2025-05-11API accessSource ↗
Gemini 2.5 Pro (May 2025)API access—2025-05-06API accessSource ↗
Qwen3-235B-A22BOpen weights (unrestricted)—2025-04-29Open weights (unrestricted)Source ↗

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