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Kling v2.1 API

Stable Kling model with professional and standard quality tiers

Text description for the video generation

Upload a starting image (required)

Video duration in seconds

720p = std mode, 1080p = pro mode

Disabled
Automatically enhance the prompt with AI

Motion preset UUID for camera effects

Random seed for reproducible results

Output

Your generated video will appear here

Kling v2.1 API Features

Stable and consistent video generation
Professional and standard quality tiers
Text-to-video and image-to-video support
Multiple aspect ratios: 16:9, 9:16, and 1:1
Video durations of 5 or 10 seconds
Reliable results for production use
REST API integration with JSON responses
Simple pay-per-use pricing

Use Cases for Kling v2.1 API

1

Production workflows - Reliable results for professional video production

2

Consistent content - Generate videos with predictable quality levels

3

Business applications - Enterprise-grade video generation for commercial use

4

Content libraries - Build consistent video asset collections

5

A/B testing - Compare professional vs standard quality outputs

6

Quality-sensitive projects - When stability matters more than latest features

Frequently Asked Questions about Kling v2.1 API

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