Doubao-Seedream-4.5 vs gpt-4.1-nano
| ByteDance Doubao-Seedream-4.5 | OpenAI gpt-4.1-nano | |
|---|---|---|
| Vendor | ByteDance | OpenAI |
| Context window | — | 1,047,576 |
| Max output | — | 32,768 |
| Reasoning | No | No |
| Tool calling | No | Yes |
| File input | Yes | Yes |
| Input | text, image | text, image |
| Output | image | text |
| Released | 2025-12-02 | 2025-04-14 |