kimi-k2-0905-preview vs Seedance 2.5
| Moonshot kimi-k2-0905-preview | ByteDance Seedance 2.5 | |
|---|---|---|
| Vendor | Moonshot | ByteDance |
| Context window | 262,144 | — |
| Max output | 262,144 | — |
| Reasoning | Yes | No |
| Tool calling | Yes | No |
| File input | Yes | Yes |
| Input | text | text, image, video, audio |
| Output | text | video |
| Released | 2025-09-05 | 2026-07-31 |