# Kling 4.0 enters preview with 30-second clips, full release planned for October

Canonical page: https://technooptimist.io/stories/kling-4-0-enters-preview-with-30-second-clips-full-release-planned-for-84f6599c
Date: 29 Sep 2026
About: [Kuaishou](https://technooptimist.io/companies/kuaishou.md) · [Kling](https://technooptimist.io/ai/kling.md)
Original source: https://www.thestar.com.my/tech/tech-news/2026/09/29/kuaishous-ai-video-spinoff-unveils-new-model-in-bytedance-chase

Kuaishou's AI video spinoff Kling has begun testing Kling 4.0 with select users, and a lite version is open to annual subscribers. The new version doubles the maximum clip length to 30 seconds. The company said the full release is coming in October.

## Key facts

- Maximum clip length doubled to 30 seconds.
- Full model is still under testing with select users; a lite version is available to annual subscribers.
- Full release stated for October 2026.
- Kling operates independently of Kuaishou, according to the report.

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