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Discover Kling v2.1 Master API, the premium AI tool for transforming images into stunning 1080p videos. Explore key features, updates, user reviews, and how it stacks up against Sora, Runway Gen-3, and more on kie.ai.

Kling v2.1 Master API is the top-tier variant of the Kling API family, developed by Kuaishou Technology, specializing in high-fidelity image-to-video generation for professional creators.

Premium AI Model

Launched in late May 2025, Kling API supports 1080p videos up to 10 seconds (extendable), excelling in realistic physics, fluid motions, and precise element control like camera movements and expressions.

Release and Core Features

Compared to Standard (720p, 20 credits/5s) and Professional (1080p, 35 credits/5s) modes, Kling Master API costs 50-100 credits per clip and is ideal for action scenes, storytelling, and content creation on platforms like kie.ai.

Modes, Pricing, and Applications

Overview of Kling API 

Entry‑level 720p image‑to‑video generation. Fast and cost‑efficient, ideal for quick concept previews, basic animation tests, and simple social media loops.

Kling 2.1 Standard API

Upgraded 1080p image‑to‑video with better motion realism, stronger prompt adherence, and cleaner scene transitions. Well‑suited for product showcases, marketing videos, and visually rich storytelling.

Kling 2.1 Pro API

The flagship model supporting both text‑to‑video and image‑to‑video. Delivers cinematic‑grade visuals, the smoothest motion, and the most precise prompt execution. Perfect for narrative filmmaking, high‑end advertising, and professional creative projects.

Kling 2.1 Master API

Kling 2.1 API Versions Overview

Dramatic enhancements in motion accuracy, fluid dynamics, physics simulation, natural gestures, and facial expressions, delivering hyper-lifelike animations with a 102% overall performance boost.

Revolutionary Motion and Realism Upgrades

Elevated fidelity in textures, lighting, smoothness, and cinematic rendering, ensuring professional-grade outputs with improved coherence and style consistency.

Superior Visual Quality and Aesthetics

Exceptional adherence to complex prompts, upgraded multi-element editing, multimodal features, and generation efficiency for precise, controllable video creation.

Advanced Prompt Fidelity and New Tools

What's new in 2.1 Master？

Delivers hyper-realistic movements with minimal artifacts, supporting up to 1080p at 30 FPS for clips up to two minutes long.

Unparalleled Motion Fluidity: 

Customize and animate specific elements in your scene, from feathers rustling in the wind to sparks swirling in flames, for intricate control.

Multi-Element Editor: 

Enhanced AI understanding ensures videos closely match detailed descriptions, including camera angles like handheld shaky shots or upward tracking.

Prompt Adherence Mastery: 

Produces professional-grade aesthetics with realistic lighting, textures, and physics, rivaling Hollywood effects.

Cinematic Visuals: 

Supports text-to-video and image-to-video, with options for creativity sliders, aspect ratios, and negative prompts to refine outputs.

Flexible Formats and Modes: 

Pair with AI sound generation or external tools for complete video production, including lip-sync features.

Integrated Sound and Editing Tools:

Transform static memes or photos into engaging TikTok-style vertical videos with fluid animations, perfect for influencers adding candid moments and natural gestures.

Social Media Storytelling: 

Create hyper-real product demos by animating images of gear or scenes, incorporating sparks, flames, or pursuits to captivate audiences in ads.

Marketing Magic: 

Generate dynamic assets from images, such as character motions or environmental effects, for immersive game trailers or VR experiences.

Gaming and Virtual Worlds:

Use Cases for Kling v2.1 Master API

Create a free account using your email to receive daily credits. Navigate to the image-to-video section and select Kling v2.1 Master mode for premium features, ensuring you have sufficient credits (50-100 per 5-second clip).

Sign Up and Access the Platform: 

Upload a high-quality image (JPG/PNG, up to 10MB) as the starting frame. Craft a detailed prompt describing movements, camera angles, and styles (e.g., "slow zoom on a flowing river at sunset"). Adjust parameters like aspect ratio (e.g., 16:9 or 9:16), duration (5-10 seconds), quality level, and creativity sliders or negative prompts to refine outputs.

Prepare Input and Customize Settings: 

Click "Generate" to process—expect 2-6 minutes or more depending on complexity and server load. Master mode delivers superior cinematic results with lifelike physics and sound integration options.

Generate the Video: 

Preview the output, add enhancements like sound effects or lip-sync using integrated tools, or export to editors like CapCut. If needed, refine prompts or regenerate variations for better results, starting simple and building complexity.

Review, Enhance, and Iterate: 

How to Use Kling API v2.1 Master in Kie API 

Kling v2.1 Master API shines in image-to-video conversion with its emphasis on cinematic quality and realism, but how does it stack up against competitors like Sora, Runway Gen-3, Pika 1.5, and Luma Dream Machine in this specific mode? Here's a focused comparative overview based on key performance aspects for image-to-video generation:

Kling v2.1 API Master vs Other Video Models

Even in Professional mode, I'm super impressed with the results. Fast, affordable, and it only takes 2 minutes to generate a 5-second video. Haven’t played around much with Master mode yet since it's pricey, but I’ll definitely give it a shot later.

Dan Pradana

Kling 2.1 turns simple images into full-blown 1080p cinematic scenes with shocking, hyper-real motion. Here's how to use it (with Real examples).

Hasan Toor

Honestly, this Kling v2.1 (early access) is blowing my mind. The text-to-video mode is insane — smooth, creative, and super promising. Can’t stop exploring what it can do.

Pierrick Chevallier

KLING JUST BROKE THE INTERNET. 102% PERFORMANCE BOOST in AI video generation isn't just an upgrade—it's a REVOLUTION. PERFECT subject consistency, FLUID motion dynamics, FLAWLESS style rendering.

Hasan

AI video quality just 10x’d overnight. I’m speechless. Kling 2.0 just dropped and I’ve already burned through $1,250 in credits testing its limits. I’ve never seen motion this fluid or prompts this accurate.

PJ Ace

Kling 2.0 Text to video is wild. I am really enjoying Kling, the image quality, the fluid motion, the precision and camera movement is insane.

MayorkingAI

Discover Kling v2.1 Master, the premium AI tool for transforming images into stunning 1080p videos. Explore key features, updates, user reviews, and how it stacks up against Sora, Runway Gen-3, and more on kie.ai.

kling / v2-1-master-image-to-video

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Examples