Wan: negative prompt
Wan, a negative prompt: “A negative prompt field”. A negative_prompt field excludes elements from the video. As of 2026-09-25.
Use negative_prompt to exclude the "flower" element and prevent it from appearing in the video.
Alibaba Cloud Model Studio, Wan text-to-video API reference
- Use a negative promptA negative_prompt field excludes elements from the video
1Beside the other models
3 other models read the same way: Google Veo, HunyuanVideo 1.5 and Leonardo Motion 2.0.
The reading goes no further than the quoted line.
2About the field
A negative prompt names what should not appear. Some makers prefer positive phrasing because a model that reads a word may draw it, even after a no.
| Model | Reading |
|---|---|
| Adobe Firefly | None in the docs |
| Google Veo | A negative prompt field |
| Grok Imagine | None in the docs |
| Higgsfield | None in the docs |
| HunyuanVideo 1.5 | A negative prompt field |
| Kling AI | None in the docs |
| Leonardo Motion 2.0 | A negative prompt field |
| LTX | None in the docs |
| LTX Studio | None in the docs |
| Luma Dream Machine | None in the docs |
| Midjourney | None in the docs |
| MiniMax Hailuo | None in the docs |
| Moonvalley Marey | None in the docs |
| Open-Sora 2.0 | None in the docs |
| Pika | None in the docs |
| PixVerse | None in the docs |
| Runway | Advised against |
| SceneMixer | Advised against |
| Seedance | N/A, docs unreadable |
| SkyReels | None in the docs |
| Sora | None in the docs |
| Step-Video-TI2V | None in the docs |
| Vidu | None in the docs |
| Wan | A negative prompt field |
Inclusion rule. Every model on the register, whether or not it has a page of its own on this field. Order. Alphabetical by model name.