AI生成 into the corner of the output under China’s labelling rules — NovAI cannot switch it off. Video output varies by model: in our 4 August 2026 tests Seedance 2.0 and CogVideoX-Flash showed no visible label, while Hunyuan Video 1.5 is labelled. Text and chat models are not affected. Which models, and what it rules out →Fast variant of Seedance 2.0. Prioritizes speed & cost efficiency, ideal for rapid prototyping and high-volume production. Same multi-modal input support.
| NovAI | OpenRouter | ||
|---|---|---|---|
| 480p | $0.054/s | $0.054/s | |
| 720p | $0.131/s | $0.121/s | |
| 1080p | $0.264/s | $0.302/s | ✅ 13% cheaper |
| 4K | $0.802/s | $0.625/s |
curl -X POST https://api.aiapi-pro.com/v1/video/generations \
-H "Authorization: Bearer $NOVAI_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "doubao-seedance-2.0-fast",
"prompt": "A drone shot flying over a mountain valley",
"resolution": "720p",
"duration": 6
}'