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NVIDIA ResearchImage model

Sana-Sprint 1.6B 1024px

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n/aUser voteshigher is better

GraduallyBenchnot tested yet

n/aour own rating0 to 100

Priceno price

n/aper imagelower is better

PopularityRank 639 of 875

0out of 100first value

Summary

Sana-Sprint 1.6B 1024px is an image model from NVIDIA Research. Sana-Sprint 1.6B is a distinct distilled speed checkpoint; the official example uses two steps, while the model card describes adaptive execution in one to four steps.

Image samples from our tests

These images come from documented single requests with an archived prompt. They complement measurements but do not replace a controlled laboratory test.

Character and detailOpen Character and detail at original size

Character and detail

This sample tests Anatomy, clothing, and spatial consistency.

Prompt and settings

Create a square cinematic full-body portrait of a fictional bicycle courier waiting under a transparent umbrella at a rainy tram stop in Hamburg at blue hour. She wears a mustard raincoat, navy trousers, red sneakers, a silver helmet, and carries a teal messenger bag. Keep both hands visible, render the bicycle correctly, use realistic wet-street reflections, and include no readable brand names.

Generated through manual. Archived settings were 1:1, one request, first output, one image, provider-side randomize seed enabled, observed seed 889651570, native 1024x1024, 2 inference steps, guidance 4.5, no prompt enhancement, no reference images, exact checkpoint Efficient-Large-Model/Sana_Sprint_1.6B_1024px_diffusers, Space commit b42328123ed688df4bee46e52c60cc1dc62c045a.

Open source
Product photographyOpen Product photography at original size

Product photography

This sample tests Materials, reflections, and fine details.

Prompt and settings

Create a square premium product photograph of a brushed titanium wristwatch standing upright on dark green marble. The watch has a cream dial, thin black hands set to 10:10, twelve distinct hour markers, a realistic crown, and a dark brown leather strap. Soft window light from the left, controlled reflections, shallow depth of field, no text, no logo, no extra objects.

Generated through manual. Archived settings were 1:1, one request, first output, one image, provider-side randomize seed enabled, observed seed 178858232, native 1024x1024, 2 inference steps, guidance 4.5, no prompt enhancement, no reference images, exact checkpoint Efficient-Large-Model/Sana_Sprint_1.6B_1024px_diffusers, Space commit b42328123ed688df4bee46e52c60cc1dc62c045a.

Open source
Typography and layoutOpen Typography and layout at original size

Typography and layout

This sample tests Legible text, hierarchy, and composition.

Prompt and settings

Create a square editorial poster for an imaginary night train called MONDFALTER. Show the exact German headline MONDFALTER and the exact subline BERLIN NACH LISSABON. Use a restrained midnight-blue and warm-cream palette, one stylized moth, strong Swiss-grid typography, generous negative space, and no additional words or logos.

Generated through manual. Archived settings were 1:1, one request, first output, one image, provider-side randomize seed enabled, observed seed 37807657, native 1024x1024, 2 inference steps, guidance 4.5, no prompt enhancement, no reference images, exact checkpoint Efficient-Large-Model/Sana_Sprint_1.6B_1024px_diffusers, Space commit b42328123ed688df4bee46e52c60cc1dc62c045a.

Open source

Popularity compared

How often the model is searched for, used and mentioned, compared with every model of its category.

Popularity index

The 100 most popular models of this category, 0 to 100, higher is more popular

20 of 101 models

As of November 2026 · Source: gradually.ai popularity index

Over time

First value from November 2, 2026. The timeline appears from the second week.

Head-to-head comparisons

Show all comparisons (139)

All specifications

Architecture

Parameters
1.6B
Source: Parameters

Licence and access

Weights
Open weights
Source: Weights
Access
Local
Source: Access

Further details

Checkpoint
Efficient-Large-Model/Sana_Sprint_1.6B_1024px_diffusers
Source: Checkpoint
Checkpoint lineage
Separate distilled speed checkpoint in the SANA-Sprint line; the official example uses two steps, while the model card describes adaptive execution with one to four steps.
Source: Checkpoint lineage
Release
NVlabs dates the release of SANA-Sprint code and weights to March 22, 2025.
Source: Release
License and text encoder
Apache-2.0; the model card also applies Google's Gemma 2 2B IT Terms of Use and Gemma Prohibited Use Policy.
Source: License and text encoder
Intended use
The model card describes the intended use as research.
Source: Intended use