Pyyan / Compare / gpt-oss-20b vs Kimi K3
gpt-oss-20b vs Kimi K3
2 of 5Open-Weight Models · verified 13 Aug 2026
gpt-oss-20bOpenAIcurrentKimi K3Moonshot AIcurrent
| Specification | gpt-oss-20b | Kimi K3 |
|---|---|---|
| Summary | Smaller open-weight release. | Largest open-weight model shipped. |
| Licence | Open weights | Open weights |
| Parameters | 20B | 2.8T |
| Released | Aug 2025 | 17 Jul 2026 |
| Category | Open-Weight Models | Open-Weight Models |
| Official | OpenAI ↗ | Moonshot AI ↗ |
Highlighted rows are where these differ.