GPT-5 vs MiMo-V2.6-Pro UltraSpeed
| OpenAI GPT-5 | Xiaomi MiMo-V2.6-Pro UltraSpeed | |
|---|---|---|
| Vendor | OpenAI | Xiaomi |
| Context window | 400,000 | 1,048,576 |
| Max output | 128,000 | 131,072 |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| File input | Yes | Yes |
| Input | text, image | text, image, audio, video |
| Output | text | text |
| Released | 2025-08-07 | 2026-09-22 |