Gemini 3 Pro Preview vs gpt-oss-120b
| Google Gemini 3 Pro Preview | OpenAI gpt-oss-120b | |
|---|---|---|
| Vendor | OpenAI | |
| Context window | 1,000,000 | 131,072 |
| Max output | 64,000 | 131,072 |
| Reasoning | Yes | No |
| Tool calling | Yes | Yes |
| File input | Yes | No |
| Input | text, image, video, audio, file | text |
| Output | text | text |
| Released | 2025-11-18 | — |