Gemini 3.1 Pro Preview Customtools vs Gemini Omni Flash Preview
| Google Gemini 3.1 Pro Preview Customtools | Google Gemini Omni Flash Preview | |
|---|---|---|
| Vendor | ||
| Context window | 1,048,576 | 65,536 |
| Max output | 65,536 | 32,768 |
| Reasoning | Yes | Yes |
| Tool calling | Yes | No |
| File input | Yes | Yes |
| Input | text, image, video, audio, file | text, image |
| Output | text | video |
| Released | 2026-02-19 | 2026-06-29 |