Seedance 2.0 Fast vs DeepSeek V4.1 Flash
| ByteDance Seedance 2.0 Fast | DeepSeek DeepSeek V4.1 Flash | |
|---|---|---|
| Vendor | ByteDance | DeepSeek |
| Context window | — | 1,040,000 |
| Max output | — | 384,000 |
| Reasoning | No | Yes |
| Tool calling | No | Yes |
| File input | Yes | Yes |
| Input | text, image, video, audio | text |
| Output | video | text |
| Released | 2026-02-12 | 2026-09-10 |