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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 4/34 · Sample synced 11/09, 03:30 UTC

NameGroupReported valueDateNotesSource
Qwen3.5-Omni-PlusAPI access—2026-03-29API accessSource ↗
Qwen3.5-Omni-FlashAPI access—2026-03-29API accessSource ↗
Composer 2API access—2026-03-19API accessSource ↗
MiMo-V2-ProAPI access—2026-03-18API accessSource ↗
Nemotron 3 SuperOpen weights (unrestricted)—2026-03-11Open weights (unrestricted)Source ↗
GPT-5.4 ProAPI access—2026-03-05API accessSource ↗
GPT-5.4API access—2026-03-05API accessSource ↗
Gemini 3.0 Flash-liteAPI access—2026-03-03API accessSource ↗
SWE 1.6Hosted access (no API)—2026-03-01Hosted access (no API)Source ↗
Qwen3.5-122B-A10BOpen weights (restricted use)—2026-02-24Open weights (restricted use)Source ↗
Grok 4.20API access—2026-02-17API accessSource ↗
Qwen3.5 397B-A17BOpen weights (unrestricted)—2026-02-15Open weights (unrestricted)Source ↗
Doubao-Seed-2.0 ProAPI access—2026-02-14API accessSource ↗
Seedance 2.0Hosted access (no API)—2026-02-12Hosted access (no API)Source ↗
GPT-5.3-Codex-SparkHosted access (no API)—2026-02-12Hosted access (no API)Source ↗
GLM-5Open weights (unrestricted)—2026-02-12Open weights (unrestricted)Source ↗
GPT-5.3 CodexAPI access—2026-02-05API accessSource ↗
Qwen3-Coder-NextOpen weights (unrestricted)—2026-02-02Open weights (unrestricted)Source ↗
Kimi K2.5Open weights (unrestricted)—2026-02-02Open weights (unrestricted)Source ↗
Qwen3-Max-ThinkingAPI access—2026-01-25API accessSource ↗
Solar Open 100BOpen weights (restricted use)—2025-12-31Open weights (restricted use)Source ↗
K-EXAONEOpen weights (restricted use)—2025-12-31Open weights (restricted use)Source ↗
VAETKIOpen weights (unrestricted)—2025-12-30Open weights (unrestricted)Source ↗
A.X K1Open weights (unrestricted)—2025-12-30Open weights (unrestricted)Source ↗
HyperCLOVA X SEED 32B ThinkOpen weights (unrestricted)—2025-12-29Open weights (unrestricted)Source ↗

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