Rendering this 29-second AI dragon shot in 2019 would have cost over $500,000 at a VFX house. The Chinese model that probably generated it ran the entire shot for $2.90. The Artificial Analysis video arena ranks every public AI video model by ELO score. The top spot belongs to Kling 3.0 from Kuaishou at 1243. Sora 2 sits below it. Veo 3.1 sits below it. Runway Gen-4.5 sits below it. The base model leading the benchmark, and the open-source variants any kid can download tonight, both shipped…