Grok 4.5 vs Kimi K2.6
| xAI Grok 4.5 | Moonshot Kimi K2.6 | |
|---|---|---|
| Vendor | xAI | Moonshot |
| Context window | 500,000 | 256,144 |
| Max output | 2,000,000 | 16,384 |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| File input | Yes | Yes |
| Input | text, image | text, video, file, image |
| Output | text | text |
| Released | 2026-07-08 | 2026-04-20 |