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
Total 821 · Page 6/33 · Observed 9/25/2026, 3:30:45 AM
| Name | Group | Reported value | Date | Notes | Source |
|---|---|---|---|---|---|
| GPT-5 mini | API access | — | 2025-08-07 | API access | Source ↗ |
| GPT-5 | API access | — | 2025-08-07 | API access | Source ↗ |
| gpt-oss-120b | Open weights (unrestricted) | — | 2025-08-05 | Open weights (unrestricted) | Source ↗ |
| gpt-oss-20b | Open weights (unrestricted) | — | 2025-08-05 | Open weights (unrestricted) | Source ↗ |
| Claude Opus 4.1 | API access | — | 2025-08-05 | API access | Source ↗ |
| Qwen Image | Open weights (unrestricted) | — | 2025-08-04 | Open weights (unrestricted) | Source ↗ |
| Hierarchical Reasoning Model (HPM) | Unreleased | — | 2025-08-04 | Unreleased | Source ↗ |
| MindLink-72B | Open weights (unrestricted) | — | 2025-08-01 | Open weights (unrestricted) | Source ↗ |
| Gemini 2.5 Deep Think | Hosted access (no API) | — | 2025-08-01 | Hosted access (no API) | Source ↗ |
| GLM-4.5 | Open weights (unrestricted) | — | 2025-07-28 | Open weights (unrestricted) | Source ↗ |
| Qwen3-235B-A22B-Thinking (Jul 2025) | Open weights (unrestricted) | — | 2025-07-25 | Open weights (unrestricted) | Source ↗ |
| Qwen3-235B-A22B (Jul 2025) | Open weights (unrestricted) | — | 2025-07-25 | Open weights (unrestricted) | Source ↗ |
| Qwen3-Coder-480B-A35B | Open weights (unrestricted) | — | 2025-07-22 | Open weights (unrestricted) | Source ↗ |
| EXAONE 4.0 (32B) | Open weights (non-commercial) | — | 2025-07-15 | Open weights (non-commercial) | Source ↗ |
| Gemini Embedding | API access | — | 2025-07-14 | API access | Source ↗ |
| Kimi K2 | Open weights (restricted use) | — | 2025-07-11 | Open weights (restricted use) | Source ↗ |
| Grok 4 Heavy | Unreleased | — | 2025-07-10 | Unreleased | Source ↗ |
| Grok 4 | API access | — | 2025-07-09 | API access | Source ↗ |
| EXAONE Path 2.0 | Open weights (non-commercial) | — | 2025-07-09 | Open weights (non-commercial) | Source ↗ |
| FGN | Unreleased | — | 2025-06-12 | Unreleased | Source ↗ |
| Seed-1.6-Thinking | API access | — | 2025-06-11 | API access | Source ↗ |
| Qwen3 Embedding | Open weights (unrestricted) | — | 2025-06-05 | Open weights (unrestricted) | Source ↗ |
| Gemini 2.5 Pro (Jun 2025) | API access | — | 2025-06-05 | API access | Source ↗ |
| DeepSeek-R1 (May 2025) | Open weights (unrestricted) | — | 2025-05-28 | Open weights (unrestricted) | Source ↗ |
| Claude Sonnet 4 | API access | — | 2025-05-22 | API access | Source ↗ |
Data: Epoch AI · CC BY · View source · Automatically synced; not an exhaustive global sample