Professional Audio-Visual Performance with Kling 4.0 AI
Create more lifelike Kling 4.0 AI videos with stable dynamic motion and immersive audio. Kling 4.0 handles high-speed movement, continuous action, tracking shots, orbit shots, and complex camera motion while keeping scenes smooth and stable. Improved Lip Sync keeps voices and performances naturally synchronized, while two-channel stereo, realistic lighting, detailed textures, and more expressive characters bring greater realism to every scene.
Greater Creative Control with Kling 4.0 Omni Reference
Use Omni Reference to give Kling 4.0 AI video generation more precise visual and motion guidance. Kling 4.0 supports up to 15 reference items across images, videos, voice references, and subjects. Combine references to control characters, products, actions, camera movement, composition, visual styles, and narrative pacing while maintaining stronger consistency across the generated video.
30-Second Storytelling with Multi-Keyframe Control
Tell longer and more complete stories with Kling 4.0, supporting video generation from 3 to 30 seconds. Kling 4.0 can maintain continuous actions and narrative development across longer sequences. Up to 10 keyframes give you precise control over important character states, scene changes, and story beats. Prompts of up to 8,000 tokens provide even more room to describe complex creative ideas.
Generate High-Resolution Kling 4.0 AI Videos up to 4K
Bring more detail to Kling 4.0 AI video with support for 720p, 1080p, and 4K resolution. Kling 4.0 also lists 10-bit HDR for 1080p and 4K output, providing richer color and smoother transitions between highlights and shadows. Support for 21:9 ultrawide, 16:9, 1:1, and 9:16 aspect ratios gives creators more flexibility for cinematic, social, and vertical video formats.
Create Diverse Content with Kling 4.0 AI Video Generator
Explore a wider creative range with the Kling 4.0 AI Video Generator, from realistic vlogs, documentaries, and product ads to animation, short dramas, music videos, claymation, and stylized 3D content. Kling 4.0 supports multiple languages, accents, and dialects, along with clearer text, emoji, and logo generation. This makes it easier to create varied visual and audio experiences across different styles, formats, and languages.
How to Use Kling 4.0
01
Sign In and Open the Creative Workspace
Sign in, open the workspace and choose a model. The workspace displays the supported input modes and settings for your selected model.
02
Explore Prompts, References and Credit Costs
Test prompts, reference inputs and available video settings. Check the estimated credit cost before generation to understand usage before creating more videos.
03
Create Your Kling AI Video
Add your prompt, images, videos or other supported references based on the generation mode. Adjust available settings such as video duration, resolution and aspect ratio, then generate and review your video.
04
Review and Download Your Video
Completed videos appear in the conversation where you submitted the task and in My Assets under My Creations. Open a result to preview or download it. Saved creations remain linked to your account for later access.
Kling 4.0 and Kling 3.0 both support text-to-video, image-to-video and native audio. Kling 4.0 offers longer videos, more keyframe control and Omni Reference, while Kling 3.0 combines start and end frame control with multi-shot storytelling. Compare duration, references and shot controls to choose the model for your next scene.
Capability
Kling 4.0
Kling 3.0
Text to Video
Image to Video
Video Length
3–30 seconds
3–15 seconds
Keyframe Control
Up to 10 keyframes
Start and end frames for single-shot video
Multimodal References
Up to 15 image, video, voice and subject references
Image, video and voice elements with first-frame input
Visual Quality
720p / 1080p / 4K; 10-bit HDR at 1080p / 4K
720p / 1080p / 4K; cinematic photorealism
Audio
Synchronized audio, lip sync and two-channel stereo
Native dialogue, scene sounds and lip sync
Shot Planning
Continuous action and story progression in longer sequences
Custom multi-shot prompts and duration per shot
Best For
Longer stories, complex references and HDR video
Short ads, character dialogue and multi-shot stories
Why Use Kling 4.0
01
Access Kling 4.0 Through One Creative Workspace
Keep prompts, references and creative settings in one workspace. Open the model catalog to compare Kling workflows, then prepare the inputs for the model selected in your workspace.
02
Explore Kling 4.0 in the Online Workspace
Test prompts, reference inputs and available video settings. Check the estimated credit cost before generation to understand usage before creating more videos.
03
Flexible Kling 4.0 Pricing
Compare monthly plans, yearly plans and one-time credit packs. The selected model and generation settings determine the credit quote shown before you submit a task.
04
Access Multiple Kling AI Models
Explore different Kling AI models and choose based on video quality, generation speed, cost and creative requirements.
05
Explore the Kling AI Model Library
Compare Kling model guides and supported workflows in the same model library, using the input requirements and available controls to choose your next creative direction.
06
Support for Kling 4.0 Video Creation
For questions about model usage, generation tasks or credits, review the model guides and your billing records. Use the contact page to provide the information needed to investigate a problem.
What Can You Create with Kling 4.0 AI Video
01
AI Advertising and Marketing Videos Powered by Kling 4.0
Create product launches, social ads, campaign creatives, branded content and other marketing formats. Turn campaign ideas, brand assets and product materials into promotional videos across different channels.
02
Character and Storytelling with Kling 4.0 Video
Create short dramas, character videos, animated stories and cinematic content with Kling 4.0. Develop characters, scenes and story progression across longer video sequences.
03
Kling 4.0 AI for Social Media Video Creation
Create TikTok, YouTube Shorts, Reels, creator content and branded social videos with Kling 4.0 AI. Turn creative ideas and visual assets into short-form videos for different social platforms and content formats.
04
E-Commerce Product Videos Using Kling AI
Create product showcases, UGC-style promotions, campaign assets and storefront videos. Turn product images and other creative assets into dynamic e-commerce content for brands, sellers and online stores.
Frequently Asked Questions
What is Kling 4.0?
Kling 4.0 is an AI video generation model with realistic motion, synchronized audio, Omni Reference, up to 30-second video generation and output up to 4K.
How long can Kling 4.0 videos be?
Kling 4.0 supports video generation from 3 to 30 seconds, with up to 10 keyframes to guide important character states, scene changes and story beats.
What Resolutions Does Kling 4.0 Support?
Kling 4.0 supports 720p, 1080p and 4K. Its 1080p and 4K output also lists 10-bit HDR for richer color and smoother highlight and shadow transitions.
Does Kling 4.0 Generate Audio?
Kling 4.0 supports synchronized audio, improved Lip Sync and two-channel stereo for more natural audiovisual expression.
What is the difference between Kling 4.0 and Kling 4.0 Flash?
Kling 4.0 focuses on longer sequences, output up to 4K, 10-bit HDR and up to 10 keyframes. Flash focuses on frequent creation with 3–20-second video, 720p and 8-bit SDR.
How Many Reference Items Can I Use with Kling 4.0?
Kling 4.0 supports up to 15 reference items across images, videos, voice references and subjects. Combine references to guide characters, products, movement, composition and visual style.
What can I create with Kling 4.0 AI Video?
Explore vlogs, documentaries, product ads, animation, short dramas, music videos, claymation and stylized 3D. Multiple languages, accents and dialects, plus clearer text, emoji and logos, support varied visual and audio experiences.
