Kling AI from Kuaishou is the technical leader in clip length and resolution: Kling 4.0 generates up to 30 seconds with multiple keyframes and Omni reference, Kling 3.0 Omni adds synchronized audio and storyboarding, and native 4K output is available for film-grade work – none of which Western rivals match end to end.
Free users get 66 daily credits for non-commercial testing. Standard is $10 per month (660 credits, 1080p, commercial rights), Pro $37 (3,000 credits), Premier $92 (8,000) and Ultra+ $180 (18,000), with annual billing roughly a third cheaper. Motion Control can recreate complex movement from motion-capture-style references.