Why choose it
- Up to 30 seconds in one clip
- Text, animate, first/last, and references
- Up to 10 reference images
- Audio with every clip
Original model creator
Kuaishou
Kling 4.0
Run Kuaishou’s Kling 4.0 in your browser: 3–30 second clips at 720p or 1080p with audio from text, a still, first and last frames, or up to 10 reference images.
Runs online, no installIncluded in plans from $19/moSpecs checked 4 October 2026
Official sampleSourced output
Official sample · Results vary by prompt and settings
Inspect the sample frame.
Story
Make a story using this model's shots
Turn a written story into a narrated multi-shot film. Kling 4.0 is the shot language on this page — start a story after signup, then come back here when you want a single directed take.
Example output
Story arc
Direct answer
When should you use Kling 4.0?
Kling 4.0 is the catalog choice for long Kling shots: 3–30 seconds in one clip at 720p or 1080p, with audio. Start from text, a still, a first and last frame, or a reference pack of up to 10 images.
Best for
Long, directed shots up to 30 seconds and subject consistency from a pack of reference images.
Technical readout
The supported shot envelope.
- Duration
- 3–30 seconds
- Resolution
- 720p or 1080p
- Aspect ratio
- 21:9, 16:9, 1:1, and 9:16
- Audio
- Generated with every clip
Catalog modes: Text prompt · Animate image · First → last · References. References: Up to 10.
Catalog delta
What’s new vs Kling 3 Pro
Differences below are from the live Video Lab catalog—duration, resolution, audio, modes, and controls—not from a ranked shoot-out.
- Kling 4.0 generates 3–30 seconds. Kling 3 Pro generates 3–15 seconds.
- Kling 4.0 output sizes: 720p, 1080p. Kling 3 Pro: 1080p.
- Kling 4.0 aspect ratios: 21:9, 16:9, 1:1, 9:16. Kling 3 Pro: 16:9, 1:1, 9:16.
- Audio: Kling 4.0 is native audio. Kling 3 Pro is optional generated audio.
- Kling 4.0 modes: Text prompt, Animate image, First → last, References. Kling 3 Pro modes: Text prompt, Animate image, First → last.
- Reference images: Kling 4.0 up to 10. Kling 3 Pro not available.
- Advanced controls: Kling 4.0 lists none. Kling 3 Pro lists Negative prompt, Multi-shot.
- Kling 4.0 runs up to 30 seconds in one clip, at 720p or 1080p.
- Reference mode takes up to 10 images, named @Image1 through @Image10 in the prompt.
How it compares
Kling 4.0 vs Kling 3 Pro
Side-by-side from the Video Lab catalog. Try both with the same prompt when the modes overlap.
Spec
Kling 4.0
Kling 3 Pro
Duration
Kling 4.0
3–30 seconds
Kling 3 Pro
3–15 seconds
Resolution
Kling 4.0
720p, 1080p
Kling 3 Pro
1080p
Aspect ratios
Kling 4.0
21:9, 16:9, 1:1, 9:16
Kling 3 Pro
16:9, 1:1, 9:16
Audio
Kling 4.0
Native audio
Kling 3 Pro
Optional generated audio
Modes
Kling 4.0
Text prompt, Animate image, First → last, References
Kling 3 Pro
Text prompt, Animate image, First → last
References
Kling 4.0
Up to 10
Kling 3 Pro
Not available
Advanced controls
Kling 4.0
None listed
Kling 3 Pro
Negative prompt, Multi-shot
What to consider
- Image shots take their aspect ratio from the start frame
- 1080p costs more per second than 720p
- Edit clip stays on FLUX 3
Prompt direction
How to prompt Kling 4.0
Describe the scene, the action beat by beat, and the camera; refer to reference images as @Image1, @Image2.
Prompts that work
- 01A detective in a black trench coat on a rooftop in the rain, looking through a telescope at the street below; 20 seconds, slow orbit.
- 02First frame a sketch of a sneaker, last frame the finished shoe on a pedestal; 1080p, studio light.
- 03@Image1 and @Image2 share dinner at the table in @Image3, warm practicals, quiet conversation.
- 04Vertical 9:16 skate clip: a rider drops into a bowl at golden hour, 8 seconds, wheels on concrete.
Questions, answered
Kling 4.0 FAQ
What is Kling 4.0 best for?
Kling 4.0 is best for long, directed shots up to 30 seconds with audio, and for keeping subjects consistent from reference images.
Can I try Kling 4.0 online?
Yes. Open Kling 4.0 in Clip Studio Video Lab to generate in the browser. Generate 3–30 second shots at 720p or 1080p from text, a start image, first and last frames, or up to 10 references. Sign in to generate; this model page is public.
How is Kling 4.0 different from Kling 3 Pro?
Kling 4.0 runs up to 30 seconds at 720p or 1080p and takes up to 10 reference images. Kling 3 Pro runs up to 15 seconds at 1080p with subject elements.
Can Kling 4.0 animate an image?
Yes. Video Lab supports a starting image, first-to-last-frame direction, or a reference pack of up to 10 images.
How is Kling 4.0 priced?
Kling 4.0 uses your monthly generation allowance. Video Lab is included in every Clip Studio plan, from $19/mo. Each plan includes a monthly generation allowance. Model, duration, resolution, and audio decide how much of it a clip uses, and each setup is quoted before you generate. Plan details live on the pricing page.
Change the lens
Compare Kling 4.0 with another model.
Official sampleKuaishouOriginal model creatorKling 3 Pro
A controllable text-and-image model for expressive movement, first/last frames, subject references, and optional audio.See model
Official sampleKuaishouOriginal model creatorKling 3 4K
Kling 3’s dedicated native-4K SKU for 3–15 second clips with first/last frames, subject elements, and optional audio.See model
Official sampleKuaishouOriginal model creatorKling 3 Turbo Pro
A faster Kling 3 Pro SKU for native-audio 1080p clips from text or a starting image, without first/last frames or references.See model
Official sampleKuaishouOriginal model creatorKling O3
Kling’s newer O3 Standard generation for realistic motion, optional audio, intelligent multi-shot, first-to-last frames, and references.See modelKuaishou lens selected
Make a story using Kling 4.0 shots.
Paste a story or script. Clip Studio plans cinematic shots, narrates them, and renders a film you can download.
