Grok 4.20 Multi-Agent vs Kimi K3.1 Pro
| xAI Grok 4.20 Multi-Agent | Moonshot Kimi K3.1 Pro | |
|---|---|---|
| Vendor | xAI | Moonshot |
| Context window | 2,048,000 | 1,048,576 |
| Max output | 1,000,000 | 1,048,576 |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| File input | Yes | Yes |
| Input | text, image | text, image, video |
| Output | text | text |
| Released | 2026-03-09 | 2026-10-24 |