Chrome ExtensionKling 4.0 Video Prompt Generator
Generate optimized video prompts for Kuaishou's Kling 4.0. Up to 30 second multi-shot clips with timed beats, physics-perfect motion, character consistency & native stereo audio.
Describe the main visual scene — subjects, environment, mood, and key visual details
Generated Prompt
Fill in the form and click "Generate" to create an optimized Kling 4.0 video prompt.
Tip: Describe the motion and temporal progression of your scene. Think in terms of "what happens over time" rather than a static description.
Kling 4.0 Tips
- • Kling excels at realistic physics — describe gravity, fluid dynamics, and physical interactions
- • Use the Elements system: describe characters with consistent visual traits for identity across shots
- • Kling 4.0 runs up to 30 seconds per generation. For longer clips, write timed beats (0-6s, 6-14s...) so every shot gets its own action
- • Keep it to 15 seconds or less if you also want the prompt to work on Kling 3.0 (Kling 4.0 Flash tops out at 20 seconds)
- • Label every speaker and keep the name, line and delivery together: Mara, low and tired: "We missed the last train."
- • Video Extension can continue a clip forward or add a lead-in backward, up to 2 minutes total
- • Reference cinematic styles for aesthetic anchoring (Blade Runner, Wes Anderson, etc.)
Kling 4.0 Prompt Templates
Copy-ready shot briefs built around what this model actually rewards. Swap the [BRACKETED] parts for your own scene, then paste straight into the tool.
Cinematic Character Shot
CinematicKling rewards detailed subject plus a single clear camera intent.
[CHARACTER — age, build, hair, wardrobe with fabrics] [ACTION] in [LOCATION]. Camera: [MOVEMENT, e.g. slow dolly in from medium to close-up] on a [LENS]. Lighting: [SETUP AND DIRECTION]. Motion: [WHAT MOVES AND HOW FAST]. Style: [GRADE AND FILM LOOK]. Duration: [SECONDS] seconds.
Product Motion
CommercialControlled commercial move with the product locked in frame.
[PRODUCT] on [SURFACE] against [BACKDROP]. Camera: [MOVE, e.g. slow 180-degree orbit], constant speed, product stays centred and sharp throughout. Lighting: [SETUP] catching [MATERIAL DETAIL] as the angle changes. Motion: only the camera moves; the product stays still. Style: high-end commercial, [GRADE]. Duration: [SECONDS] seconds.
Environment Fly-Through
ScenesContinuous movement through space with layered depth.
A continuous flight through [ENVIRONMENT]. Begins at [START POINT], passes [MIDPOINT LANDMARK], ends at [END POINT]. Foreground elements pass close to camera: [ELEMENTS]. Mid-ground: [ELEMENTS]. Distance: [ELEMENTS] in atmospheric haze. Camera: [SPEED AND ALTITUDE]. Lighting: [TIME OF DAY]. Duration: [SECONDS] seconds, no cuts.
Image-to-Video
TechniqueAnimate a still with explicit motion boundaries.
Animate the supplied image. Motion: [WHAT MOVES — be specific about which elements and how much]. Static: [WHAT MUST NOT MOVE]. Camera: [SUBTLE MOVE OR LOCKED OFF]. Preserve the image's composition, colour and subject appearance exactly. Duration: [SECONDS] seconds.
Emotional Close-Up
CharacterPerformance-led shot with a described emotional arc.
Close-up on [CHARACTER — face, age, distinguishing features]. Their expression begins [FIRST EMOTION] and shifts gradually to [SECOND EMOTION] over the clip. Micro-motion: [DETAILS — e.g. a slow blink, the jaw tightening, breath visible in cold air]. Camera: [STATIC OR VERY SLOW PUSH]. Lighting: [SOFT KEY DESCRIPTION]. Background: [BACKGROUND] fully defocused. Duration: [SECONDS] seconds.
Stylised Animation
StylisedNon-photoreal output with a pinned style and motion quality.
[SCENE AND ACTION] in [STYLE, e.g. cel-shaded anime with thick outlines]. [CHARACTER/SUBJECT DESCRIPTION]. Motion quality: [e.g. snappy with held key poses]. Palette: [COLOURS]. Camera: [FRAMING AND MOVE]. Lighting: [STYLISED LIGHTING]. Style stays consistent across every frame. Duration: [SECONDS] seconds.
Frequently Asked Questions
What is Kling 4.0?
Kling 4.0 is Kuaishou's newest AI video model. It makes up to 30 seconds of video in one generation at 720p or 1080p, with native multi-shot sequences, timed beats, up to 15 image, video and voice references, up to 10 keyframes, stereo audio with lip-synced dialogue, video editing and forward or backward extension up to 2 minutes. Aspect ratios are 16:9, 9:16, 1:1 and 21:9. A faster Kling 4.0 Flash variant runs at 720p for clips of 3 to 20 seconds.
Is Kling 4.0 available now?
Yes. After early access from September 28, 2026, Kling 4.0 became fully available on the Kling AI website in mid-October 2026, and the API started rolling out to developers and partner platforms from October 21. 4K and 10-bit HDR output are announced but not live yet.
How long can a Kling 4.0 video be?
Up to 30 seconds of continuous video per generation, double Kling 3.0's 15 seconds. For long clips, this tool writes timed beats (for example 0-6s, 6-14s) so each shot has its own framing and action. For anything longer, use Video Extension (forward or backward, up to 2 minutes total) or chain generations and keep the character descriptions identical.
Do these prompts work on Kling 3.0?
Yes, as long as you pick 15 seconds or less. Kling 3.0 is still offered on many platforms, and the prompts use the same structure: subject, action, camera, lighting and audio.
Is this tool free?
Yes! You get 1 free prompt generation per day. For unlimited access, sign up for a Promptslove membership.
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