nvidia/sana-sprint-1.6b

SANA-Sprint: One-Step Diffusion with Continuous-Time Consistency Distillation

Capabilities

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

Community model (estimated from hardware time)

Name	Type	Description	Default	Constraints
`guidance_scale`	number	CFG guidance scale	`4.5`	min: 1, max: 20
`height`	integer	Height of output image	`1024`	min: 256, max: 4096
`inference_steps`	integer	Number of sampling steps	`2`	min: 1, max: 4
`intermediate_timesteps`	number	Intermediate timestep value (only used when inference_steps=2, recommended values: 1.0-1.4)	`1.3`	min: 1, max: 1.5
`output_format`	string	Format of the output images	`"jpg"`	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	`80`	min: 0, max: 100
`prompt`	string	Input prompt	`"a tiny astronaut hatching from an egg on the moon"`	—
`seed`	integer	Seed value. Set to a value less than 0 to randomize the seed	`-1`	—
`width`	integer	Width of output image	`1024`	min: 256, max: 4096

guidance_scale number

CFG guidance scale

Default: 4.5 min: 1, max: 20

height integer

Height of output image

Default: 1024 min: 256, max: 4096

inference_steps integer

Number of sampling steps

Default: 2 min: 1, max: 4

intermediate_timesteps number

Intermediate timestep value (only used when inference_steps=2, recommended values: 1.0-1.4)

Default: 1.3 min: 1, max: 1.5

output_format string

Format of the output images

Default: "jpg"

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: 80 min: 0, max: 100

prompt string

Input prompt

Default: "a tiny astronaut hatching from an egg on the moon"

seed integer

Seed value. Set to a value less than 0 to randomize the seed

Default: -1

width integer

Width of output image

Default: 1024 min: 256, max: 4096

Version: 038aee6907b5 Updated: 2/26/2026 1.1M runs