News11 min
AI Video Physics: Seedance 2.5, Veo 3.1 and Kling 3.0 Pro Failed a Water Pour
In a September 23, 2026 write-up, HumanSignal gave Seedance 2.5, Veo 3.1 and Kling 3.0 Pro the same first frame of a water pour, and none produced a convincing one. Here is which product-ad shots to plan around, and the clay-previs workaround that saved their spot.
