HK Stock Market Move | KUAISHOU-W(01024) rises over 4% as Kling 4.0 API service makes its official debut; full rollout of the new version is expected to further drive paid demand.

KUAISHOU-W(01024) rose over 4% in late trading, up 4.03% as of press time to HK$27.84, with turnover of HK$1.094 billion. On the news front, according to recent news from Kuaishou's Kling AI official WeChat account, the Kling 4.0 API service has officially made its debut and will gradually open to enterprise customers and developers worldwide. It is understood that Kling 4.0 is the latest model released by Kling, capable of native generation of up to 30 seconds in a single pass, supporting long shots and continuous narrative, with director-level thinking throughout. Currently, Kling 4.0 has been simultaneously launched on iQIYI Nadou Pro, Higgsfield, LibTV, Magnific (Freepik), MEITU, OpenArt, OiiOii, TapNow, Tencent Design Miora, updream, and others. Guosheng pointed out that Kling's revenue in the first and second quarters of 2026 exceeded RMB 650 million and RMB 850 million respectively, representing year-on-year growth of over 300% and 200% respectively, with a combined total of over RMB 1.5 billion in the first half. The brokerage believes that Kling currently monetizes through user subscriptions and enterprise API services, with production quality and usage costs directly affecting willingness to pay and call volume. Kling 4.0 strengthens long-shot, fine-grained control, and local editing capabilities, while Flash balances generation speed and cost, and is expected to meet the needs of professional production and high-frequency creation respectively, expanding the scale of paying users. In addition, the API for enterprise customers and developers under 4.0 will open soon, which is expected to further drive growth in enterprise calls.