Kling 4.0 hands-on tests and comparisons

A hands-on Higgsfield workflow with Kling 4.0: repeat one hero description verbatim, give the power a visual signature, one action per clip ending on a held pose, and keep the location line identical for consistency.

fal says Kling 4.0 is available in its UI and Agent, with endpoints for text-to-video, image-to-video, reference-to-video and video-to-video editing.

A creator made a 30-second temple-and-serpent adventure short with Kling 4.0, testing Stable Dynamic Motions and native 30-second generation.

A user puts Kling 4.0's Stable Dynamic Motions to the test by making Tesla Optimus dance, checking footwork smoothness and motion stability, and lists multi-modal references, native 30-second generation and up to 10 keyframes.

Magnific now offers Kling 4.0, supporting scenes up to 30 seconds, up to 10 keyframes to guide action, and native audio.

Kuaishou's Kling 4.0 API is open for applications from enterprise teams and indie developers, upgrading visual realism, multi-keyframe control, lip-sync accuracy, in-frame text rendering and style replication.

OnSolo has launched Kling 4.0, claiming 30 seconds of native video per take, steadier fast action and camera moves, sharper stereo lip sync, 21:9, and up to 15 references plus 10 keyframes.

Kling AI announced that the API for its Kling 4.0 video model is now open, linking to the official post without pricing or spec details.

Third-party platform Morphic adds Kling 4.0, listing native 30-second generation, 10 keyframes, 15 references and 4K 10-bit HDR, with a 10% discount through November 20.

A first episode testing nine AI video models on a single sci-fi scene, including Kling 4.0 alongside Kling 3.0 Omni and Seedance 2.5, though the post states no specific findings.

Third-party platform OnSolo claims a world-first Kling 4.0 launch, bundling free generation into every tier with launch-week pricing from $0.04 per second and up to 18,000 seconds a year on Ultra.

One bold comic-book concept generated with Kling 4.0, Seedance 2.5 and MiniMax H3, asking viewers which model brings the comic to life best.