OpenRouter reviews Seedance 2.5: strong at long takes and editing, but no 1080p

OpenRouter 评测 Seedance 2.5：长镜头与已有素材编辑的场景及成本解析

OpenRouter published a hands-on review of Seedance 2.5 on Sep 9. The model went live Aug 7, 2026, and excels at 30-second single takes and editing from existing footage. Cost is ~$0.103/sec at 480p and ~$0.231/sec at 720p; using a video reference cuts the token price by ~40%. Audio generation adds no extra charge. The clear trade-off: it caps at 720p. For 1080p or 4K, you still need Seedance 2.0 or Veo 3.1. Frame-exact reproducibility is also not guaranteed.

Why it matters: OpenRouter's hands-on review of ByteDance's Seedance 2.5 delivers concrete pricing ($0.103/sec at 480p, $0.231/sec at 720p, 40% off for video-reference tokens, free audio) and a clear resolution cap at 720p. Solid product intel but narrow audience fit, landing right at the fea...