Stereo audio, tighter lip-sync
Two-channel stereo with dialogue in many languages, accents, and dialects
Launching October 2026 · Kling 4.0
Kling 4.0: 30-Second AI Video in One Generation
Up to 15 references and 10 keyframes, stereo lip-sync, and output up to 4K. Until it lands on Pilio, start with Kling 3.0 in the same Studio
Create with Kling 3.0 nowKling 4.0 is not live on Pilio yet; generation uses Kling 3.0 · Free credits on signup
Continue from a first frame, or lock characters with up to 15 references
Generate with Kling 3.0 now; your prompts carry over to Kling 4.0
- Image to video
One first frame, and the scene plays on
Characters, light, and framing all start from your frame
- Text to video
One sentence, a full performance
Name the subject, action, and sound; short prompts still work
- Reference to video
A few references lock the cast and moves
Kling 3.0 on Pilio takes up to 2 reference images
What's new in Kling 4.0
Longer, more controllable, closer to the final cut
Up to 10 keyframes
Pin character states and story turns on the timeline, not just the first and last frame
30 seconds in one generation
Pick 3–30 seconds for long takes and continuous stories without stitching
Omni Reference with up to 15 assets
Mix images, videos, and subjects to recreate a proven video with your own cast and product
Kling 4.0 in action
Motion, styles, and aspect ratios at a glance
Close-quarters action in ultrawide that stays stable at speed
Kling 4.0 specs as announced
Options on Pilio are confirmed at launch
Duration
3–30 seconds
Video extension up to 2 minutes is coming soon
Resolution
720p / 1080p / 4K
10-bit HDR at 1080p and 4K is coming soon
Aspect ratio
21:9 / 16:9 / 1:1 / 9:16
Adds 21:9 ultrawide
References
Up to 15
10 images, 5 videos (30 seconds total), 7 subjects; audio is voice reference only
Keyframes
Up to 10
Set frames and story beats at specific points in time
Audio
Two-channel stereo
Multiple languages, accents, and dialects with more accurate lip-sync
Prompt
Up to 8,000 tokens
Even a one-line idea gets expanded into a director-level brief
Video editing
Up to 5 input clips
Change expressions, motion, camera, style, or background while the rest stays put
Kling 4.0 Flash
3–20 seconds · 720p
8-bit SDR, faster generation for high-volume work
Write your shots on Kling 3.0 until 4.0 arrives
Generate with Kling 3.0 until Kling 4.0 lands; free credits on signup
Kling 4.0 FAQs
What we know about Kling 4.0 and how to use it on Pilio
When will Kling 4.0 be released?
Kling 4.0 launches in October 2026. Kling 4.0 Flash opened to a limited group of users for early access on September 28.
Can I use Kling 4.0 on Pilio now?
Not yet. The generator on this page uses Kling 3.0 today. We will add Kling 4.0 as soon as access opens and update this page.
What is new in Kling 4.0 compared with Kling 3.0?
Single-generation length goes from 15 to 30 seconds, and Kling 4.0 adds up to 10 keyframes, 15 multimodal references, 21:9, stereo audio, and clearer on-screen text. Kling 3.0 on Pilio supports 3–15 seconds, 1:1 / 9:16 / 16:9, and up to 2 reference images.
What is the difference between Kling 4.0 and Kling 4.0 Flash?
Flash is built for speed and value: text-to-video, first-frame image-to-video, and Omni Reference at 3–20 seconds, 720p, 8-bit SDR. Full Kling 4.0 adds 30-second generation, up to 4K, multi-keyframes, and video editing.
Does Kling 4.0 support 4K HDR?
It outputs up to 4K. 10-bit HDR at 1080p and 4K is coming soon.
How long can Kling 4.0 videos be?
Each generation is 3–30 seconds. An upcoming video extension feature lets you extend a clip several times, up to 2 minutes.
Which languages and accents does Kling 4.0 support?
Dialogue works in Chinese, English, Japanese, Korean, Spanish, Portuguese, German, French, Hindi, and more. Chinese dialects include Beijing, Taiwanese Mandarin, Northeastern, Sichuanese, and Cantonese; English accents include American, British, and Indian.
Will my Kling 3.0 prompts work with Kling 4.0?
Yes. The structure is the same: subject, action, camera, lighting, and sound. Prompts and references you prepare now carry over when you switch models.