What is the biggest difference between Kling 4.0 and Kling 3.0?

Kling 4.0 supports native 30-second clips (upgraded from 15s in Kling 3.0), extends videos to 2 minutes. It adds up to 10 customizable keyframes, multi-modal reference support, 10-bit HDR output, stereo audio and better character consistency during dynamic movements.

Can I upload a reference image to generate videos with Kling 4.0?

Yes. Kling 4.0’s Image to Video function lets you upload reference photos to preserve character appearance, costumes and scene composition. It maintains stable facial features even with natural character movement.

How many keyframes and reference images can I use at once?

You can use up to 15 multimodal reference materials and add up to 10 keyframes in a single generation, which helps lock plot turning points and visual style.

What video quality and aspect ratios does Kling 4.0 support?

It generates native 4K 10-bit HDR videos, and supports 21:9 cinematic widescreen ratio for film-style clips.

Does Kling 4.0 come with built-in synchronized audio?

Yes. Kling 4.0 has stereo native audio, improved lip-sync performance, and supports 9 different languages for character dialogue.

What is the recommended prompt writing tip for image-to-video character generation?

Use subtle and gentle movements for your character. Avoid extreme fast or large motions. Clearly add keywords to preserve the character’s facial features and outfit from your reference image for more stable results.

Kling 4.0: Turn Ideas Into Moving Videos

Bring Your Ideas to Life with Kling 4.0

MiniMax H3 excels at generating lifelike human characters and natural facial expressions from text prompts. It delivers emotionally rich video clips with smooth body movements and realistic scene details for storytelling and content creation.

Image to Video

Text to Video

Make Yours Now

Explore Kling 4.0 Video Examples

Discover diverse video styles created with Kling 4.0. Explore epic western high-fantasy scenes, lifelike realistic documentary footage, and smooth character-driven clips. Test text-to-video, image-to-video, keyframe control and native audio generation to bring your creative visions to life.

Image to Video

Upload a reference image to generate smooth videos with Kling 4.0. Keep the character’s look consistent and add natural movement, cinematic camera shots and realistic lighting. Create character clips, fantasy and real-world scenes easily.

Original Image

Prompt

Gentle Garden Portrait

Video

Original Image

Prompt

Café Window Thinker

Video

Text to Video

Prompt	Output Result
Golden maple leaves swirl and spin in soft wind under bright autumn sunlight. Leaves drift down and dance above green grass. Slow low-angle panning shot, warm fall tone, soft lens flare, photorealistic, smooth flowing motion, 8K.
A baker stands inside a bright rustic bakery, placing freshly baked bread on wooden shelves. Warm steam rises upward from loaves. Soft warm indoor lighting, subtle slow camera pan, natural fabric movement, photorealistic, 8K.
A beekeeper in protective suit works calmly beside wooden beehives on a sunny farm. Honeybees hover and fly slowly around the hives. Slow side tracking shot, bright daylight, natural gentle movement, photorealistic, 8K.

Take a Look at What New Features Have been Added in Kling 4.0

Feature	Kling 4.0	Kling 3.0
Single Clip Duration	Up to 30 seconds per native clip; extendable to 2 minutes	Up to 15 seconds per native clip
Reference & Keyframe	Up to 15 multimodal references, up to 10 customizable keyframes	Start & end frame reference, limited multi-reference
Video Output Quality	Native 4K, 10-bit HDR, support for 21:9 cinematic widescreen aspect ratio	Native 4K, SDR
Prompt Capacity	Up to 8,000 tokens for long, detailed prompts	Standard token limit
Native Audio	Stereo audio, improved lip sync, supports 9 different languages	Synchronized mono audio
Character Consistency	Greatly improved facial stability, less distortion during dynamic movements	Basic character preservation

Longer Video Duration

Generate native clips up to 30 seconds, and extend videos continuously to 2 minutes, supporting longer narrative storytelling.

Powerful Reference & Keyframe Control

Supports up to 15 multimodal references and 10 adjustable keyframes, to lock character appearance and scene composition precisely.

Enhanced Visual and Audio Quality

Deliver 10-bit HDR 4K output, paired with stereo native audio, more accurate lip-sync and multi-language support.

Better Character Stability

Greatly reduces facial distortion during dynamic movements. Image-to-video keeps your character’s features consistent much better.

Explore More AI Video Models

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The User's Genuine Feedback

Valentina

Nature Documentary Creator

I make wildlife and landscape teaser clips with Kling 4.0. The water, foliage and cloud movements feel lifelike. Long detailed prompts let me describe complex natural scenes without cutting my ideas short.

Jens

Game Cinematic Artist

I use Kling 4.0 to prototype game cutscenes. The multi-reference feature keeps my character design consistent across shots. The 10-bit HDR output adds so much depth for dark fantasy environments, way better than Kling 3.0.

Ingrid

Product Marketing Manager

We create product demo videos with Kling 4.0. The improved character stability is perfect for our presenter shots. Compared with Kling 3.0, fewer weird body or face glitches show up in client previews.

Oscar

Travel Content Creator

I love how natural environmental motion looks in Kling 4.0. Wind, water and fabric physics are much more realistic. I turn my travel photos into immersive short videos for my social channels easily.

Sofia

Short Drama Screenwriter

The keyframe tool in Kling 4.0 lets me lock story turning points. I can build continuous 30-second narrative clips and chain them up to 2 minutes. It helps me visualize my script before shooting.

Valentina

Nature Documentary Creator

I make wildlife and landscape teaser clips with Kling 4.0. The water, foliage and cloud movements feel lifelike. Long detailed prompts let me describe complex natural scenes without cutting my ideas short.

Jens

Game Cinematic Artist

I use Kling 4.0 to prototype game cutscenes. The multi-reference feature keeps my character design consistent across shots. The 10-bit HDR output adds so much depth for dark fantasy environments, way better than Kling 3.0.

Ingrid

Product Marketing Manager

We create product demo videos with Kling 4.0. The improved character stability is perfect for our presenter shots. Compared with Kling 3.0, fewer weird body or face glitches show up in client previews.

Oscar

Travel Content Creator

I love how natural environmental motion looks in Kling 4.0. Wind, water and fabric physics are much more realistic. I turn my travel photos into immersive short videos for my social channels easily.

Sofia

Short Drama Screenwriter

The keyframe tool in Kling 4.0 lets me lock story turning points. I can build continuous 30-second narrative clips and chain them up to 2 minutes. It helps me visualize my script before shooting.

Marc

Commercial Video Producer

For client ads, Kling 4.0 saves me days of previsualization work. Image-to-video works reliably with portrait reference photos, and the stereo native audio with lip sync makes rough drafts feel nearly final.

Dimitri

Motion Graphic Designer

The extended 2-minute video extension function is game-changing. I can continue my narrative without restarting every shot. Long prompt support also lets me write full scene descriptions in one go.

Elena

Fashion Visual Artist

I test fashion concepts with Kling 4.0 image-to-video. My model’s facial features and outfit stay consistent through gentle movement. The HDR lighting renders fabric textures beautifully for lookbook clips.

Luca

Indie Filmmaker

Kling 4.0 is a massive upgrade over version 3.0. The 30-second native clips and keyframe control let me build short cinematic scenes smoothly. Character faces stay stable even with dynamic movement, which solved my biggest headache from the old model.

Clara

Music Video Director

Stereo synchronized audio and multi-language lip sync are my favourite new features. I generate music visual sequences and match artist performances with precise timing. The cinematic 21:9 wide ratio looks stunning.