Introducing Kuaishou Kling Video O3 Pro Video Edit on WaveSpeedAI

Kling Video O3 Pro Video Edit: AI-Powered Video Editing With Natural Language Commands

Video editing has traditionally demanded hours of manual work — masking objects, keyframing effects, adjusting layers frame by frame. Kling Video O3 Pro Video Edit eliminates that entire workflow. Built on Kuaishou’s “Omni One” architecture, this model lets you edit existing video footage using plain-text instructions: type “remove the pedestrians” or “change daytime to dusk,” and the AI handles the rest while preserving motion, structure, and temporal coherence across every frame.

Now available as a ready-to-use REST API on WaveSpeedAI, Kling Video O3 Pro Video Edit brings professional-grade, conversational video editing to any developer or creator — with no cold starts, no timeline scrubbing, and no manual keyframing required.

How Kling Video O3 Pro Video Edit Works

At its core, Kling Video O3 Pro Video Edit uses Kuaishou’s 3D Spacetime Joint Attention mechanism combined with Chain-of-Thought reasoning. Rather than treating each frame independently, the model understands your video as a continuous spatial-temporal scene — recognizing objects, backgrounds, lighting conditions, and motion patterns across the entire clip.

Here’s the workflow:

1. Upload your video — via URL or direct file upload.
2. Describe the edit in natural language — e.g., “Replace the blue car with a red sports car” or “Change the background to a snowy mountain landscape.”
3. Optionally attach up to 4 reference images — to guide the exact look of replacement elements, styles, or characters.
4. Receive the edited video — with motion-consistent output, minimal flicker, and preserved audio (if desired).

What makes this different from generic style-transfer or filter-based tools is the model’s scene-level understanding. It doesn’t just apply a blanket transformation — it identifies specific objects, understands spatial relationships, and applies edits contextually. Ask it to “remove the person on the left,” and it knows which person you mean, inpaints the background naturally, and maintains consistent lighting across all frames.

The model supports two editing modes: intelligent (auto-determines edit scope) and customize (manual control over which elements change). Combined with the element_list parameter — which lets you lock specific visual elements like characters or branded objects — you get predictable, repeatable results even across multiple editing passes.

Key Features of Kling Video O3 Pro Video Edit

• Natural language editing — Describe changes in plain English instead of learning complex editing software. No masks, no timelines, no keyframes.
• Reference image guidance — Attach up to 4 images to precisely control the appearance of swapped elements, styles, or scenes. Want a character wearing a specific outfit? Upload a reference photo.
• Motion-consistent output — Edits blend naturally across frames with strong temporal coherence, eliminating the flicker and ghosting artifacts common in frame-by-frame approaches.
• Original audio preservation — Toggle keep_original_sound to retain your video’s soundtrack, voiceover, or ambient audio through the edit.
• Element locking — Use the element_list parameter with Kling Elements to maintain character or object consistency throughout the entire clip.
• Scene-aware intelligence — The model recognizes context — objects, backgrounds, lighting, depth — to apply accurate, localized edits rather than global transformations.
• Flexible duration support — Edit clips from 3 to 10 seconds, ideal for social content, product demos, and short-form video.

Best Use Cases for Kling Video O3 Pro Video Edit

Social Media Content Repurposing at Scale

Shoot one video, create dozens of variations. Change backgrounds from office to beach to café, swap outfits, adjust lighting from morning to golden hour — all without reshooting. Social teams can test multiple creative directions from a single source clip, saving production budgets while increasing content velocity.

E-Commerce Product Video Variants

Showcase the same product in different colors, settings, or contexts from a single source recording. A furniture brand can place the same sofa in a minimalist apartment, a rustic cabin, and a modern loft — each version generated in seconds via API. This is particularly powerful when combined with reference images that define the target environment.

Brand Asset Updates Without Reshoots

Need to update branded elements across dozens of video assets? Replace logos, update product packaging, or swap seasonal props across your entire library using batch API calls. What would take a post-production team days can be done programmatically in minutes.

Ad Creative A/B Testing

Generate multiple ad variations — different backgrounds, lighting conditions, or visual styles — from a single hero video. Feed them into your ad platform, measure performance, and scale the winners. The API-first approach makes this fully automatable within your existing marketing pipeline.

Film and Storytelling Post-Production

Adjust scene atmosphere after the shoot: shift a daytime scene to dusk, add rain to a dry street, or remove unwanted background elements. Independent filmmakers and small studios get post-production capabilities that previously required VFX teams and compositing software.

Real Estate and Architecture Visualization

Transform property videos to show different staging options, seasonal variations, or renovation possibilities. Show a buyer the same space furnished in three different styles, or demonstrate how a property looks across seasons — all from one walkthrough video.

Localized Marketing Content

Adapt video content for different markets by swapping text on signs, adjusting cultural elements, or modifying backgrounds to match regional aesthetics — without producing separate shoots for each region.

Kling Video O3 Pro Video Edit Pricing and API Access

Pricing

Duration	Cost
3 seconds (minimum)	$0.504
5 seconds	$0.840
10 seconds (maximum)	$1.680

The base rate is $0.168 per second, billed between 3 and 10 seconds regardless of actual video length. With WaveSpeedAI, you get pay-per-use pricing — no subscriptions, no minimum commitments, and no cold starts eating into your budget.

Quick Start with the WaveSpeedAI API

import wavespeed

output = wavespeed.run(
    "kwaivgi/kling-video-o3-pro/video-edit",
    {
        "prompt": "Change the background to a sunset beach scene",
        "video": "https://example.com/your-video.mp4",
    },
)

print(output["outputs"][0])

For more precise control, add reference images and element locking:

import wavespeed

output = wavespeed.run(
    "kwaivgi/kling-video-o3-pro/video-edit",
    {
        "prompt": "Replace the jacket with the outfit in Figure 1",
        "video": "https://example.com/your-video.mp4",
        "images": ["https://example.com/target-outfit.jpg"],
        "keep_original_sound": True,
        "shot_type": "intelligent",
    },
)

print(output["outputs"][0])

WaveSpeedAI provides a standard REST API with no cold starts, so your first request is as fast as your hundredth. Integrate it into any language or framework that can make HTTP calls.

API Parameters

Parameter	Required	Description
prompt	Yes	Natural language description of the edit
video	Yes	Input video URL or upload
images	No	Up to 4 reference images for visual guidance
keep_original_sound	No	Preserve original audio (default: enabled)
shot_type	No	intelligent (auto) or customize (manual)
element_list	No	Lock specific visual elements for consistency

Looking for a lighter-weight option? The Kling Video O3 Std Video Edit offers the same natural language editing at Standard-tier pricing.

Tips for Getting the Best Results With Kling Video O3 Pro

1. Be specific in your prompts. “Change the car to red” works, but “Change the sedan on the right to a cherry-red 2024 sports car” works better. The more precise your description, the more accurate the edit.

2. Use reference images for visual precision. When swapping elements, a reference image removes ambiguity. Instead of hoping the AI interprets “vintage style” the way you imagine it, show it exactly what you mean.

3. Test on short clips first. Start with 3-second clips to validate your prompt and reference images before processing longer footage. At $0.504 per test, iteration is cheap.

4. Leverage element locking for multi-edit workflows. If you’re making multiple passes on the same video, use element_list to lock characters or branded objects so they stay consistent across edits.

5. Keep prompts focused on one change at a time. Complex multi-edit prompts can produce unpredictable results. Chain simple, focused edits for more reliable output.

6. Ensure video URLs are publicly accessible. If your source video requires authentication, upload it directly instead. The model’s preview thumbnail confirms the link works before processing begins.

Frequently Asked Questions About Kling Video O3 Pro Video Edit

What is Kling Video O3 Pro Video Edit?

Kling Video O3 Pro Video Edit is Kuaishou’s most advanced AI video editing model, part of the Kling 3.0 Omni family. It enables conversational video editing through natural language commands — you describe what to change, and the AI applies the edit while preserving motion and temporal coherence.

How much does Kling Video O3 Pro Video Edit cost?

Pricing starts at $0.504 for a 3-second edit and scales to $1.680 for 10 seconds, billed at $0.168 per second. On WaveSpeedAI, it’s pure pay-per-use with no subscriptions or cold-start fees.

Can I use Kling Video O3 Pro Video Edit via API?

Yes. WaveSpeedAI provides a ready-to-use REST API with no cold starts. You can integrate it into any application using standard HTTP requests or the WaveSpeedAI Python SDK.

What types of edits can Kling Video O3 Pro perform?

The model supports object removal, background replacement, style transfer, lighting and weather changes, outfit swaps, and scene transformations — all described in natural language. You can also use up to 4 reference images for precise visual guidance.

How is Kling Video O3 Pro different from Kling V3.0?

While Kling V3.0 excels at prompt-driven video generation from scratch, the O3 Pro Video Edit model is purpose-built for editing existing footage. It uses the Omni One architecture with 3D Spacetime Joint Attention for scene-level understanding, making it the most controllable option for reference-heavy, edit-based workflows.

Start Editing Videos With AI on WaveSpeedAI

Kling Video O3 Pro Video Edit turns video post-production from a manual, time-intensive process into a conversational one. Whether you’re a solo creator iterating on social content or an enterprise team automating ad variations at scale, the combination of natural language control, reference image guidance, and motion-consistent output makes this one of the most practical AI video tools available today.

Try Kling Video O3 Pro Video Edit on WaveSpeedAI — fast inference, no cold starts, pay only for what you use.