Kling Omni Video O3 Text-To-Video | Advanced Multi-Modal Video AI Model With Audio

Kling Video O3 Pro Text-to-Video

Kling Video O3 Pro is Kuaishou's flagship text-to-video model, delivering cinematic-quality video generation from natural language prompts. It combines physics-aware motion simulation, high temporal consistency, and optional synchronized audio generation to produce professional-grade video content from detailed text descriptions.

Need to animate an image? Try Kling Video O3 Pro Image-to-Video

Why Choose This?

Cinematic-quality output Produces richly detailed, visually coherent video with professional-grade lighting, composition, and motion rendering.
Physics-aware motion Understands real-world dynamics — fluid movement, fabric, hair, and object interactions behave naturally and believably.
Synchronized audio generation Enable the sound option to generate matching ambient audio, sound effects, and atmosphere alongside your video.
Multi-prompt support Chain multiple prompt segments to guide scene transitions and narrative flow within a single generation.
Element list control Reference specific visual elements to maintain consistency in characters, objects, or stylistic details across the clip.
Flexible aspect ratios Supports multiple orientations including 16:9, 9:16, and 1:1 for social, cinematic, and square formats.

Parameters

Parameter	Required	Description
prompt	Yes	Text description of the scene, action, camera style, lighting, and mood.
aspect_ratio	No	Output aspect ratio. Options: 16:9, 9:16, 1:1.
duration	No	Clip length in seconds. Options: 5, 10.
sound	No	Whether to generate synchronized audio for the video. Default: off.
multi_prompt	No	Additional prompt segments to guide scene progression and transitions.
element_list	No	List of specific visual elements to maintain across the generation.

How to Use

Write your prompt — describe the scene, characters, camera movement, lighting style, and mood in detail. Use the Prompt Enhancer for better results.
Select aspect ratio — choose 16:9 for cinematic/landscape, 9:16 for portrait/social, or 1:1 for square formats.
Set duration — choose 5 or 10 seconds based on your scene length.
Enable sound (optional) — check the sound option to generate matching audio alongside the video.
Add multi-prompt segments (optional) — click Add Item to guide scene transitions with additional prompts.
Add element list items (optional) — specify visual elements to maintain consistency throughout the clip.
Submit — generate, preview, and download your video.

Pricing

Duration	Without Sound	With Sound
5s	$0.56	$0.70
10s	$1.12	$1.40

Billing Rules

Base rate: $0.112 per second
Sound surcharge: +25% when sound is enabled
Duration options: 5 or 10 seconds
Billing is based on the selected duration and sound setting

Best Use Cases

Cinematic Storytelling — Render rich, narrative-driven scenes from detailed prompts with broadcast-quality output.
Commercial & Brand Video — Produce premium marketing footage without a film crew.
Social Media Content — Generate portrait or square clips with synchronized audio for maximum engagement.
Concept Visualization — Bring creative directions, moods, and visual concepts to life quickly for client review.
Music & Audio-Visual Projects — Use sound generation for immersive, atmosphere-driven clips.

Pro Tips

The more specific your prompt, the better — include camera angle, lighting era, character behavior, and atmosphere.
Use multi_prompt to create smooth narrative progressions across a single clip.
Enable sound when generating scenes with ambient environments, crowds, or action for a more immersive result.
Start with a 5-second generation without sound to validate your prompt before committing to a longer, audio-enabled run.
Use element_list to lock in key visual details that must remain consistent throughout the video.

Notes

Only prompt is a required field; all other parameters are optional.
Sound generation adds 25% to the base cost.
Please follow Kuaishou's content usage policies when crafting prompts.
Using element_list: First use Kling Elements to generate your element and note its name and ID. Then simply write the element name naturally in your prompt, and enter the corresponding element ID in the element_list field. No special characters or syntax required.

Related Models

Kling Video O3 Pro Image-to-Video — Animate a still image into a cinematic video with the same O3 Pro quality.
Kling Video 2.1 Text-to-Video — Lower-cost alternative for faster iteration.
Kling Video O3 Pro Image-to-Video — Start from a reference image for greater visual control.

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