tencent/hunyuan-image-2.1

Generate high-quality 2K resolution images from text prompts

Capabilities

Seed

Community model (estimated from hardware time)

Name	Type	Description	Default	Constraints
`prompt` *	string	Text prompt for image generation	`—`	—
`aspect_ratio`	string	Aspect ratio for the generated image	`"1:1"`	1:1 16:9 9:16 4:3 3:4 3:2 2:3
`disable_safety_checker`	boolean	Disable safety checker for generated images.	`false`	—
`go_fast`	boolean	Run faster predictions with additional optimizations.	`true`	—
`output_format`	string	Format of the output images	`"webp"`	webp jpg png
`output_quality`	integer	Quality when saving the output images, from 0 to 100. 100 is best quality, 0 is lowest quality. Not relevant for .png outputs	`95`	min: 0, max: 100
`seed`	integer	Random seed. Set for reproducible generation	`—`	—

prompt required string

Text prompt for image generation

aspect_ratio string

Aspect ratio for the generated image

Default: "1:1"

1:1 16:9 9:16 4:3 3:4 3:2 2:3

disable_safety_checker boolean

Disable safety checker for generated images.

Default: false

go_fast boolean

Run faster predictions with additional optimizations.

Default: true

output_format string

Format of the output images

Default: "webp"

webp jpg png

output_quality integer

Quality when saving the output images, from 0 to 100. 100 is best quality, 0 is lowest quality. Not relevant for .png outputs

Default: 95 min: 0, max: 100

seed integer

Random seed. Set for reproducible generation

Version: 8233ca548fca Updated: 6/26/2026 20.6K runs