Doubao-Seedream-5.0-lite vs GPT-5.4 Nano
| ByteDance Doubao-Seedream-5.0-lite | OpenAI GPT-5.4 Nano | |
|---|---|---|
| Vendor | ByteDance | OpenAI |
| Context window | — | 400,000 |
| Max output | — | 128,000 |
| Reasoning | No | Yes |
| Tool calling | No | Yes |
| File input | No | Yes |
| Input | text, image | text, image |
| Output | image | text |
| Released | 2026-02-13 | 2026-03-17 |