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text-to-video

text-to-video

Kling Omni Video O3 Text-To-Video

kwaivgi/kling-video-o3-pro/text-to-video

Kling Omni Video O3 is Kuaishou's advanced unified multi-modal video model with MVL (Multi-modal Visual Language) technology. Text-to-Video mode generates cinematic videos from text prompts with subject consistency, natural physics simulation, and precise semantic understanding. Supports audio generation. Ready-to-use REST API, best performance, no coldstarts, affordable pricing.

Input
Whether to generate audio for the video.

Idle

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README

Kling Video O3 Pro Text-to-Video

Kling Video O3 Pro is Kuaishou's most powerful text-to-video model, delivering top-tier visual quality and cinematic motion from text prompts alone. Describe any scene — the model generates premium video with flexible aspect ratios, adjustable duration from 3 to 15 seconds, and optional synchronized sound generation.

Why Choose This?

  • O3 Pro quality The highest visual fidelity and motion realism in the Kling family.

  • Flexible duration Generate videos from 3 to 15 seconds — any length you need.

  • Aspect ratio control Multiple aspect ratio options including 16:9, 9:16, 1:1, and more to fit any platform.

  • Sound generation Optional synchronized sound effects generated alongside the video.

  • Prompt Enhancer Built-in tool to automatically improve your motion descriptions for better results.

Parameters

ParameterRequiredDescription
promptYesText description of the desired scene, motion, and action
aspect_ratioNoVideo aspect ratio (default: 16:9)
durationNoVideo length: 3–15 seconds (default: 5)
soundNoGenerate synchronized audio (default: disabled)

How to Use

  1. Write your prompt — describe the scene, motion, camera movement, and mood in detail.
  2. Choose aspect ratio — select the format that fits your platform (16:9 for landscape, 9:16 for vertical, etc.).
  3. Set duration — choose any length from 3 to 15 seconds.
  4. Enable sound (optional) — generate synchronized audio with the video.
  5. Run — submit and download your video.

Pricing

DurationSound OffSound On
3 s$0.72$0.90
5 s$1.20$1.50
10 s$2.40$3.00
15 s$3.60$4.50

Billing Rules

  • Base rate: $1.20 per 5 seconds
  • Sound multiplier: disabled = 1×, enabled = 1.25×

Best Use Cases

  • Cinematic Content — Create film-quality scenes with detailed motion and lighting from text alone.
  • Social Media & Shorts — Produce vertical or landscape videos for any platform instantly.
  • Marketing & Ads — Generate polished promotional clips with synchronized sound effects.
  • Concept Visualization — Bring creative ideas to life before committing to production.
  • Storytelling — Build narrative sequences with precise scene and mood control.

Pro Tips

  • Use detailed, cinematic prompts for best results — include lighting, camera angles, and motion descriptions.
  • Try the Prompt Enhancer to automatically refine your descriptions for richer output.
  • Enable sound for environmental audio like rain, city ambience, crowds, or music scenes.
  • Use shorter durations (3–5 s) for testing, longer (10–15 s) for final production.
  • Match aspect ratio to your target platform: 16:9 for YouTube, 9:16 for TikTok/Reels, 1:1 for feeds.

Notes

  • Prompt is the only required field.
  • Duration supports any value from 3 to 15 seconds.
  • Sound generation increases cost by 1.25×.

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