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Create with References, Voices and Keyframes

Kling 4.0 AI Video Generator

Kling 4.0

3–30s · 1080p
View history
0/8000

Up to 15 materials total: images, videos, subjects and voices. Names must be unique; click a tag to add it to the prompt. 0/15

Reference images0/10

Up to 10 images. Each side ≥300 px; aspect ratio 0.4–2.5.

Reference videos0/5

Up to 5 videos, 2–30 seconds each. Video subjects share this limit.

Subjects 0/7

Use 2–4 images (main view first), or a 3–8s continuous character video with a shortest side ≥700 px.

Voice references 0/3

Upload clear speech and reference it with @name. Up to 3 standalone voices.

Native audio is generated when no reference video is provided.

Estimated cost145 credits
Credits per second
29 / s
Total input video
0s
Billable duration
5s
No video input · 29 × 5s

Without video: rate × output seconds. With video: rate × (output + max(input, output)). All input videos, including video subjects, are summed. The total is rounded up to whole credits.

Video duration is verified on the server before charging.

720p: 17 / 29 · 1080p: 26 / 43 (With video input / No video input)

A Creator-First Kling 4.0 Workflow

Shape complete video ideas with a structured workspace built around direction, continuity, references, and sound-aware storytelling.

01

Cinematic Prompt Direction

Describe the subject, environment, action, lens language, lighting, and mood in one production brief. The workspace gives you room to plan a shot as a director instead of reducing the idea to a few keywords.

02

3–30 Second Videos

Generate 720p or 1080p videos from a prompt, reference materials, or a sequence of keyframes. Choose an output duration from 3 to 30 seconds.

03

Reference-Guided Continuity

Add visual elements and reference them directly inside prompts. This helps organize recurring characters, objects, and scene details across a sequence with clearer creative intent.

04

First and Last Frame Control

Use optional boundary frames to communicate how a scene should begin and where it should land. This is useful for transitions, product reveals, transformations, and precisely staged motion.

05

Voices and Original Sound

Add named voice references or bind a voice to a character. With reference videos, choose whether to keep the original sound. Without reference videos, native audio is generated.

06

Unified Kling Workspace

Keep prompts, elements, boundary frames, shot structure, audio choices, and generated results inside one focused workspace from the first idea through the final video.

How to Create a Kling 4.0 Video

Move from an initial idea to a generation-ready scene in three focused steps.

1

Describe the Direction

Write the scene as a compact production brief. Include the main subject, setting, action, camera movement, composition, lighting, atmosphere, and the final visual beat you want to reach.

2

Add Frames and Elements

Upload a first frame, an optional last frame, or reusable visual elements. Reference each element in the prompt so the workspace can connect your written direction with the supplied visuals.

3

Choose Settings and Generate

Select reference or keyframe mode, set duration and resolution, review the estimated credits, then generate and download the result.

Simple and transparent Nano Banana pricing

Choose the perfect plan for your AI image creation needs.

Cancel anytime

Starter

Save 30%
$10.49
$14.99USD / mo
Billed annually · $126.00 / Year
100 credits ≈ $3.00

Perfect for trying out AI image generation and small projects.

What's included

  • 4200 AI generation credits per year
  • Nano Banana models
  • Nano Banana Pro models
  • Seedream 4.5 models
  • Veo 3.1 & Sora 2 & Wan 2.5/2.6 video generation models
  • Flux Kontext models
  • Up to 5 reference images upload
  • Up to 2 batch generation tasks
  • Nano Banana Pro up to 2K resolution
  • 3x,4x image enhancement service
  • Standard generation speed
  • Standard success rate
  • Standard customer support
  • Commercial license

Perfect for experiencing AI image generation and editing effects.

Most Popular

Pro

Save 50%
$19.99
$39.99USD / mo
Billed annually · $239.94 / Year
100 credits ≈ $1.25

Ideal for creators, designers, and content professionals.

Everything in Starter

  • 19200 AI generation credits per year
  • Nano Banana models
  • Nano Banana Pro models
  • Seedream 4.5 models
  • Veo 3.1 & Sora 2 & Wan 2.5/2.6 video generation models
  • Unlimited Flux Kontext models
  • Up to 10 reference images upload
  • Up to 10 batch generation tasks
  • Nano Banana Pro up to 4K resolution
  • 3x,4x image enhancement service
  • Priority processing speed
  • High success rate
  • High-speed download channel
  • Priority customer support
  • Unlimited commercial license

🔥 Limited Time Offer! Get Pro Now

Premium

Save 50%
$59.5
$119USD / mo
Billed annually · $714.00 / Year
66,000 credits
Billed annually
100 credits ≈ $1.08

For teams, agencies, and high-volume commercial use.

Everything in Pro

  • 66,000 credits / Year
  • Nano Banana models
  • Nano Banana Pro models
  • Seedream 4.5 models
  • Veo 3.1 & Sora 2 & Wan 2.5/2.6 video generation models
  • Unlimited Flux Kontext models
  • Up to 10 batch generation tasks
  • Up to 10 reference images upload
  • Nano Banana Pro up to 4K resolution
  • 3x,4x image enhancement service
  • Fastest generation speed
  • Most advanced AI editing capabilities
  • Permanent image storage
  • Dedicated account manager
  • Unlimited commercial license

Perfect for teams and businesses

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Kling 4.0 Frequently Asked Questions

Practical answers about this Kling 4.0 page, its current workspace, and how to prepare video concepts.

What is the Kling 4.0 page for?

This page is a creator workspace and information hub focused on Kling 4.0 video workflows. It helps you structure cinematic prompts, reference assets, frames, shot timing, and audio intent in one place.

Why use a structured Kling 4.0 workspace?

A structured workspace keeps prompts, visual references, frames, shot timing, and audio choices connected. It is especially useful when a scene has several subjects, recurring elements, or multiple camera setups that need to feel like one sequence.

Which generation modes are available?

Use reference mode for text, images, videos, named subjects and voices. Use keyframe mode to guide the first, middle and last frames. Both modes support 3–30 second output at 720p or 1080p.

How should I write a strong Kling 4.0 prompt?

Start with the subject and action, then add the setting, camera movement, framing, lighting, mood, and pacing. Describe visible events in chronological order and use element references when a recurring character or object needs special attention.

Can I upload reference images?

Yes. The workspace supports first-frame, last-frame, and reusable element inputs. Use clear images with a recognizable subject and mention the corresponding element name in your prompt when you want it to influence a shot.

Can I use the generated videos commercially?

Commercial use depends on the terms that apply to the model, your account, and any source assets you upload. Review the current platform terms and make sure you have permission to use referenced people, brands, music, and copyrighted material.

Prepare the next scene

Turn a video idea into a directed sequence

Build prompts, references, frames, and shot timing in one focused Kling 4.0 workspace.

Open the Kling workspace
Kling 4.0 AI Video Generator | Nano Banana