Seedance 2.0 Fast vs gpt-4o
| ByteDance Seedance 2.0 Fast | OpenAI gpt-4o | |
|---|---|---|
| Vendor | ByteDance | OpenAI |
| Context window | — | 128,000 |
| Max output | — | 16,384 |
| Reasoning | No | No |
| Tool calling | No | Yes |
| File input | Yes | Yes |
| Input | text, image, audio, video | text, image |
| Output | video | text |
| Released | 2026-01-27 | 2024-05-13 |