Kling 2.1 Pro API

The Kling 2.1 Pro is the latest model in the Kling AI series, specializing in image-to-video generation. With enhanced motion simulation, high-quality 1080p output, and improved semantic understanding, it is perfect for professional video production.

Kind: video
Brand: Kling
Price: 50 credits per video 5, 100 10 (1 credit = $0.01 on monthly plans)
Released: 2025-08-19
Inputs: prompt, duration, cfg_scale, image_url, tail_image_url, negative_prompt

Call it with POST https://api.unicornapi.net/v1/jobs and model kling-v2-1-pro.