Kling 4.0 AI Video Generator

Kling 4.0 is an AI video generation model developed by Kuaishou. On ZapVid, you create short video clips from text prompts or by animating a single reference photo. The model produces video lengths of 5 or 10 seconds at 720p or 1080p resolution. Every generation includes background sound. You can output clips in 16:9, 9:16, or 1:1 aspect ratios for horizontal displays, vertical social feeds, and square formats.

Updated Nov 13, 2026

Kling 4.0 at a glance

Made by

Kuaishou

Creates

Text to video, image to video

Quality

720p, 1080p

Length

5 seconds or 10 seconds

Shapes

16:9, 9:16, 1:1

Photo

Optional, 1 (used as the first frame)

Sound

Yes

Credits

720p: 8/sec · 1080p: 11/sec

Tier

Premium

What can you make with Kling 4.0?

• Animate Single Reference Photos

  You can upload one reference photo to serve as the opening keyframe for your clip. Kling 4.0 animates the scene into a 5-second or 10-second video. Kling 4.0 generates background sound with the video.

• Social Media Video Ads

  Generate vertical 9:16 or square 1:1 promo videos from text prompts. The model outputs 720p or 1080p video with background sound for mobile feeds.

• Short Cinematic Text Scenes

  Create widescreen 16:9 video clips from descriptive text prompts without needing an image. Kling 4.0 delivers steady motion and sharp detail across 5-second or 10-second clips with background audio.

Kling 4.0 prompt examples

Pick one to fill the generator above, then change the details.

• Ceramic Coffee Pour

  A barista pours steamed oat milk into a dark ceramic mug on an oak counter, smooth camera zoom, warm morning sunlight, slow motion, shallow depth of field.

  Use this prompt

• Mountain Road Drive

  A vintage green off-road truck drives along a winding gravel mountain pass at dusk, tracking side camera following the vehicle, dust kicking up behind the tires, cinematic style.

  Use this prompt

• Rainy City Neon

  Pedestrians holding umbrellas walk past glowing neon storefronts on a wet asphalt street, slow forward dolly shot, reflective puddles rippling under falling raindrops, moody atmospheric lighting.

  Use this prompt

• Forest Drone Sweep

  A low aerial drone sweeps over a foggy pine forest canopy at sunrise, golden rays piercing through morning mist, gentle forward tilt, natural photorealistic documentary look.

  Use this prompt

How to get better results with Kling 4.0

• Use your single reference photo as a clear opening keyframe, because Kling 4.0 starts animation from that initial image. Keep the subject centered and avoid extreme blur so motion stays consistent.
• Select your aspect ratio before generating based on where you plan to publish. Choose 16:9 for landscape displays, 9:16 for vertical mobile video, or 1:1 for square posts.
• Pick 1080p resolution and a 10-second duration when you need maximum detail and extended action. Kling 4.0 generates background sound with the video.

More photo tips are on the AI Video Generator page.

How to use Kling 4.0

1. 01

   Add a photo, or skip it

   Upload one clear photo to animate it. Leave it empty to create the whole video from text.

2. 02

   Describe the motion

   Say what should happen and how the camera moves, for example "she turns to the camera and smiles, slow push in".

3. 03

   Pick a model, length and quality

   Each model lists its lengths and quality options. The button shows the credits before you start.

4. 04

   Generate and download

   The video is ready in a few minutes in My videos. Download the MP4 and post it anywhere.

Kling 4.0 vs other video models

Want to star in a specific viral trend? Use the meme templates. They copy the trend for you, so you only add a photo.