Shengshu launches Vidu Q4 Preview with 4K output
Vidu Q4 Preview makes video clips up to 16 seconds long at up to 4K with 10-bit color. It accepts up to 15 reference images and 3 reference audio clips to keep characters and voices consistent.
What it does
Vidu Q4 Preview is Shengshu Technology's new video model for film production, AI short dramas and advertising. It does image-to-video and reference-based video, using up to 15 reference images for characters, scenes and props and up to 3 reference audio clips to keep voices consistent.
It outputs 2K or 4K with 10-bit color, and one generation can run up to 16 seconds.
Results and limits
The source reports improved camera moves and smoother transitions between complex shots, but gives no independent tests or measured results.
Worth knowing
Introductory pricing starts at 0.09 yuan per second, with 540p, 720p, 1080p, 2K and 4K options. The source suggests testing cheaply at low resolution, then rendering finals at high resolution.
Try it yourself
Upload [up to 15 reference images: character, set, prop] and [a reference voice clip]. Prompt: "[Character] [action] in [scene], camera [move], [duration] seconds." Test at 540p, then re-render the best take in 4K.