88Z AI, 29 September — Kuaishou's Kling 4.0 will officially launch in October, with the lightweight version already available to Black Gold annual members. The new version significantly upgrades realism, controllability, and narrative integrity, supporting up to 30 seconds of native video generation, multi-keyframe control, and precise editing. Audio is upgraded to dual-channel stereo, with upcoming 4K HDR output and two-minute extended shooting features.
At a glance
- Kling 4.0 launches in October, with the lightweight version now accessible to Black Gold members.
- Supports 30-second native video, multi-keyframe control, 4K HDR, and two-minute extended shooting.

The update
Kuaishou's Kling AI announced that the next-generation video generation model, Kling 4.0, is scheduled for official public release in October. Currently, the lightweight version, Kling 4.0 Flash, is available for early access to Black Gold annual members. This update marks a significant leap in visual realism, creative controllability, and narrative integrity. Technically, the new model supports the native generation of videos up to 30 seconds in a single run and introduces advanced features such as multi-keyframe control, multimodal reference inputs, and precise video editing. Furthermore, the audio system has been upgraded to dual-channel stereo, with future plans to roll out 4K HDR high-definition output and extended shooting capabilities of up to two minutes, further expanding creative possibilities.
Sources & editorial note
This article is an AI-assisted synthesis by 88Z AI based on the public sources below. Product claims and availability are attributed to their publishers. It does not represent independent testing or first-hand reporting.
- 可灵AISource published
Source dates above refer to the original announcements; the date under the headline is this article’s publication on 88Z AI.