3 to 30 second clips
Native video generation from 3 to 30 seconds, with 4K output and 21:9 ultrawide video.
Coming soon · Video model
Kling 4.0: 30-second clips, 4K, October 2026
Kling 4.0 is the next Kling AI video model. Kling AI says the full model is coming in October 2026, after a limited rollout that began on September 28; no exact day has been announced. Kling 4.0 is not available on Nano Banana Pro yet. You can make Kling 3.0 videos here today: 3 to 15 seconds, 720p to 4K, from 140 credits. Nano Banana Pro is an independent website and is not affiliated with Kling AI or Kuaishou.
Full model: October 2026, 3-30 seconds, up to 4K
Up to 10 keyframes and 15 reference assets
On this site: not available yet (checked October 15, 2026)
Announced specs
What Kling AI has announced for Kling 4.0
These numbers come from Kling AI's Kling 4.0 overview. Kling AI says feature availability may vary during the initial rollout, and lists 10-bit HDR at 1080p and 4K as coming soon.
10 keyframes, 15 references
Up to 10 keyframes, and up to 15 reference assets per generation: up to 10 images, 5 videos, and 7 subjects.
Stereo audio and on-screen text
Two-channel stereo audio, improved lip sync, voice references, and on-screen text in languages including English, Chinese, Japanese, Korean, Spanish, Portuguese, German, French, and Hindi.
Comparison
Kling 4.0 vs Kling 4.0 Flash vs Kling 3.0
Kling 4.0 and Flash figures are announced specs, not tested on this site. Kling 3.0 figures are what our generator offers today.
Kling 4.0 (full model)
October 2026. 3-30 seconds, up to 4K, 21:9, 10 keyframes, 15 references, stereo audio. No public API price yet.
Kling 4.0 Flash
Limited early access since September 28, 2026. API preview listings describe 3-20 seconds at 720p in 8-bit SDR, without multi-keyframe control.
Kling 3.0 on Nano Banana Pro
Available now. 3-15 seconds, 720p, 1080p, or 4K, 16:9, 9:16, or 1:1, 2-5 shot sequences, optional audio. From 140 credits for 3 seconds at 720p without audio.
Make videos today
How to make a Kling 3.0 video now, in 3 steps
Kling 3.0 runs in the Nano Banana Pro video generator. Generation uses credits; eligible new accounts get starter credits.
1. Choose an input
Write a prompt, add first and last frames, or split the story into 2 to 5 shots.
2. Set the output
Pick 3 to 15 seconds, 720p, 1080p, or 4K, an aspect ratio, and whether to add audio.
3. Check credits and create
The credit total updates before you submit. A 5-second 720p clip without audio costs 234 credits.
Related guides
Video models you can use today
FAQ
Kling 4.0 FAQ
When will Kling 4.0 be released?
October 2026, according to Kling AI. A limited rollout began on September 28, 2026, and no exact day for the full model had been announced as of October 15, 2026.
Can I use Kling 4.0 on Nano Banana Pro?
No, not yet. Kling 4.0 is not in our generator. You can use Kling 3.0, Kling 3.0 Motion Control, Seedance 2, and other video models here today.
Is there an alternative to Kling 4.0 I can use now?
Yes. Kling 3.0 makes 3-15 second videos in 720p, 1080p, or 4K, from 140 credits on this site. Seedance 2 is another option with text, frame, and reference inputs.
How long can Kling 4.0 videos be?
Up to 30 seconds for the full model, according to Kling AI. API preview listings describe Kling 4.0 Flash as limited to 20 seconds. Kling 3.0 on this site goes up to 15 seconds.
Does Kling 4.0 generate audio?
Yes. Kling AI's overview lists two-channel stereo audio, improved lip sync, and voice references that help define a character's voice.
Is Nano Banana Pro the official Kling website?
No. Nano Banana Pro is an independent website. Kling is a product of Kuaishou, and we are not affiliated with Kling AI or Kuaishou. Upload only images and videos you have the rights to use.