wan-video/wan-2.2-5b-fast

The fastest Wan 2.2 text-to-image and image-to-video model

Capabilities

Reference Images Seed

Community model (estimated from hardware time)

Name	Type	Description	Default	Constraints
`prompt` *	string	Prompt for video generation	`—`	—
`aspect_ratio`	string	Aspect ratio of video. 16:9 corresponds to 832x480px, and 9:16 is 480x832px	`"16:9"`	16:9 9:16
`disable_safety_checker`	boolean	Disable safety checker for generated video.	`false`	—
`frames_per_second`	integer	Frames per second. Note that the pricing of this model is based on the video duration at 16 fps	`24`	min: 5, max: 30
`go_fast`	boolean	Go fast	`true`	—
`image`	string (uri)	Input image to generate video from.	`—`	—
`num_frames`	integer	Number of video frames. 81 frames give the best results	`121`	min: 81, max: 121
`resolution`	string	Resolution of video. 16:9 corresponds to 832x480px, and 9:16 is 480x832px	`"720p"`	480p 720p
`sample_shift`	number	Sample shift factor	`12`	min: 1, max: 20
`seed`	integer	Random seed. Leave blank for random	`—`	—

prompt required string

Prompt for video generation

aspect_ratio string

Aspect ratio of video. 16:9 corresponds to 832x480px, and 9:16 is 480x832px

Default: "16:9"

16:9 9:16

disable_safety_checker boolean

Disable safety checker for generated video.

Default: false

frames_per_second integer

Frames per second. Note that the pricing of this model is based on the video duration at 16 fps

Default: 24 min: 5, max: 30

go_fast boolean

Go fast

Default: true

image string

Input image to generate video from.

num_frames integer

Number of video frames. 81 frames give the best results

Default: 121 min: 81, max: 121

resolution string

Resolution of video. 16:9 corresponds to 832x480px, and 9:16 is 480x832px

Default: "720p"

480p 720p

sample_shift number

Sample shift factor

Default: 12 min: 1, max: 20

seed integer

Random seed. Leave blank for random

Version: c92ab4265c9b Updated: 6/26/2026 672.6K runs