# Kling AI drops version 4.0 with stereo audio, multilingual lip sync, and a lighter Flash variant

**Published:** October 19, 2026
**Author:** Matthias Bastian
**Source:** The Decoder
**Language:** en-US
**HTML:** https://aiqazaqstan.com/en/articles/kling-ai-drops-version-4-0-with-stereo-audio-multilingual-lip-sync-and-a

Kling AI has released version 4.0 of its video generator with support for clips up to 30 seconds, ten keyframe images as input, and prompt comprehension expanded to 8,000 tokens. In comparisons with Wan 3.0 and Seedance 2.5, Kling 4.0 holds its own but doesn't pull ahead, which…

> From the original source: **The Decoder**
> [Read full article at The Decoder](https://the-decoder.com/kling-ai-drops-version-4-0-with-stereo-audio-multilingual-lip-sync-and-a-lighter-flash-variant/)

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