Kling 4.0 AI Video Generator — Bring Your Story Into Motion
Turn a character moment, product image, or short story idea into moving video. Start with text or a reference, choose Flash or Pro, and shape a scene that feels ready to share.
In Flash, describe the opening and ending in text. Frame image uploads are unavailable in this mode.
Your videos
Kling 4.0 inspiration for your next video
Explore Kling 4.0 AI video ideas for product campaigns, social clips, and travel stories. See how a clear subject, readable motion, and purposeful camera work shape a scene.
Product ads with a clear focal point
Plan a product spot for the Kling 4.0 video generator. Keep the bottle central and use a slow camera move to reveal the glass and shifting reflections.
Character movement made for social video
Find your next Kling 4.0 video idea in one readable action. Follow the skaters smoothly and let the street bring energy to the frame.
A travel moment with a human story
Build your Kling 4.0 travel brief around a person and a place. A walk and a look back give a short scene a clear story.
Kling 4.0 video tools for every starting point
Start with a written idea, build from a reference image, or bring your next project into an online video generator. Each starting point suits a different creative task.
Kling 4.0 text to video
For campaign concepts and scenes not yet photographed, develop a Kling 4.0 AI video brief from a written idea. Describe the subject, visual style, and movement to explore an original direction.
Kling 4.0 image to video
An existing image gives your concept a visual anchor. Use a product photo, illustration, or character frame to explore motion while keeping a clear reference for the look you want.
Kling 4.0 online video generator
Bring planning and creation into the same browser session on the Kling 4.0 page. Choose Flash or Pro to explore the available inputs, tune your scene settings, and review the credit estimate before creating.
Why use the Kling 4.0 AI video generator?
Turn a brief into visible action
Use the Kling 4.0 AI video generator to develop a product launch, social post, or story. Describe the subject, camera, and mood to give your idea a visible starting point.
Get more from an image you already have
Bring a product photo or a character frame into your video workflow. Choose the movement and camera direction, then compare the result with your original composition.
Find the stronger version
Refine your Kling 4.0 video brief one choice at a time. Change a gesture, camera path, or pace, then compare takes to find what communicates your idea best.
Create with the Kling 4.0 video generator in three steps
- 01
Choose your starting point
Start in the Kling 4.0 AI video generator with text or an image. Choose one subject and a clear composition before adding movement.
- 02
Direct the action
Describe one main movement, the camera path, and the ending. Choose the available duration and format, then review the displayed credit cost.
- 03
Create, review, and refine
Review your take in the Kling 4.0 video generator. Download the version you like or change one detail and create another.
Get to know Kling 4.0
Kling 4.0 lists 3–30-second video, up to 10 keyframe images, up to 15 multimodal references, 720p/1080p/4K output options and stereo audio. Kling 4.0 Flash lists 3–20 seconds, 720p and 8-bit SDR. For Happy Horse projects, use these differences to plan the length, shot structure and delivery format before choosing a creation mode.
Kling 4.0 / Kling 4.0 Flash
The full Kling 4.0 specification covers 3–30-second video and 720p, 1080p or 4K; Flash lists 3–20 seconds at 720p. Start with your intended clip length and delivery size, then check the settings available for your selected mode.
Kling 4.0 references and keyframes
Kling 4.0 supports up to 15 reference items within separate image, video and element limits. Assign each a role: product identity, character, wardrobe or setting. A smaller, consistent reference set is easier to review than unrelated material.
Kling 4.0 access, pricing, and API
Check the current information and what you can use on this site.
Your Kling 4.0 video questions, answered
How do Flash and Pro work on the Kling 4.0 page?
Choose Flash or Pro to see the available inputs, duration, resolution and credit estimate for that creation mode. The Kling 4.0 guide explains the official model specification and Flash rollout, helping you plan a scene before choosing its settings.
Can I use an image on the Kling 4.0 page?
Yes. Choose the image input and upload a supported file. Use your prompt to describe subject movement, camera movement, and anything that should stay unchanged. Check the upload guidance before starting.
How do I write a Kling 4.0 AI video prompt?
For a Kling 4.0 video brief, choose one subject and one main action. Add lighting, a camera move, and an ending. Keep the action within your selected duration.
How much does creating in the Kling 4.0 video generator cost?
Choose Flash or Pro to see the credit estimate for its selected settings before submission. Sign in to check your balance. This quote covers the site's selected mode; it does not establish official Kling 4.0 pricing.
How do I download videos from the Kling 4.0 generator?
Your result appears in this generator when generation finishes. You can download it and find the task in your history. If a task cannot finish, follow the message shown before submitting another attempt.
Official specification and editorial update
Kling AI has officially announced Kling 4.0, with the full model scheduled for October 2026. Kling 4.0 Flash entered limited early access on September 28. Use the published specifications to plan for the Kling 4.0 model family, then choose your inputs and output settings from the controls available in the generator. 10-bit HDR and repeated extension toward a two-minute sequence are coming soon. The announced one-pass limit is 30 seconds, not 120 seconds. The release note does not provide a public price list or API specification.
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Bring your next idea to the Kling 4.0 AI video generator
Explore Kling 4.0 and bring your next AI video idea to life. Start with text or an image, create a first take, and refine the scene you want.