Kling 2.1 i2v - AnyFast

Key capabilities
Quick example
Parameters

Kling 2.1 i2v is an image-to-video generation model from Kuaishou’s Kling series, available through AnyFast API. Transform static images into dynamic videos with customizable camera movements, motion brushes, and multi-shot storyboarding.

Key capabilities

Image-to-Video — Generate videos from first frame and/or end frame reference images
Camera Control — Preset and custom camera movements (pan, tilt, zoom, roll)
Motion Brush — Static and dynamic brush masks for precise motion control
Multi-Shot — Create up to 6 storyboard shots with custom prompts and durations
Standard & Pro Modes — Choose between cost-effective standard or high-quality professional output

Quick example

curl https://www.anyfast.ai/kling/v1/videos/image2video \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model_name": "kling-v2-1",
    "image": "https://example.com/photo.jpg",
    "prompt": "The person smiles and waves to the camera",
    "duration": "5",
    "mode": "std"
  }'

Parameters

Parameter	Type	Required	Description
`model_name`	string	No	Must be `kling-v2-1`
`image`	string	Conditional	First frame image (Base64 or URL)
`image_tail`	string	Conditional	End frame image (Base64 or URL)
`prompt`	string	Conditional	Text prompt (max 2500 chars)
`negative_prompt`	string	No	Negative prompt (max 2500 chars)
`mode`	string	No	`std` or `pro`. Default: `std`
`duration`	string	No	`3`–`15` seconds. Default: `5`
`cfg_scale`	float	No	Prompt relevance `0`–`1`. Default: `0.5`
`camera_control`	object	No	Camera movement control
`sound`	string	No	`on` or `off`. Default: `off` (V2.6+ only)
`callback_url`	string	No	Webhook URL for notifications

API Reference

View the interactive API playground for Kling 2.1 i2v.

Kling 2.5 Turbo t2v Kling 2.1 Master i2v