Stable Diffusion 3.5 Large Turbo
stable-diffusion-3-5-large-turboDistilled, 4-step version of SD 3.5 Large from Stability AI. Keeps most of the large model's quality and text rendering at a fraction of the inference time. Open weights under the Stability Community License.
- Price
- $0.048/image
- Aspect ratios
- 1:1, 16:9, 9:16, 4:3, 3:4, 3:2, 2:3
- Input β output
- Text β Image
- Developer
- Stability AI
- Updated
- September 23, 2026
Playground
Try Stable Diffusion 3.5 Large Turbo
Input & output
This run
$0.048 Β· 4.8 credits
For accounts without a purchase: runs above 2 credits need a top-up.
New here?
10 free credits ($0.10) when you sign up with Google
Usable 24 hours after sign-up, up to 5 runs per day and at most 2 credits per run. Other sign-in methods start without credits.
Examples
Open full sizePrompt
An impasto unicorn
Settings
- aspect_ratio
- 3:2
Open full sizePrompt
a man and woman are standing together against a backdrop, the backdrop is divided equally in half down the middle, left side is red, right side is gold, the woman is wearing a t-shirt with a yoda motif, she has a long skirt with birds on it, the man is wearing a three piece purple suit, he has spiky blue hair
Settings
- aspect_ratio
- 1:1
Open full sizePrompt
The graffiti "Run turbo on Replicate" against a photo of a mountain
Settings
- aspect_ratio
- 1:1
About Stable Diffusion 3.5 Large Turbo
Stable Diffusion 3.5 Large Turbo is a model by Stability AI in the Image generation category. On Railwail, Stable Diffusion 3.5 Large Turbo costs $0.048 per image. Supported aspect ratios: 1:1, 16:9, 9:16, 4:3, 3:4, 3:2, and 2:3.
Pricing
| Per image | $0.048 per image |
|---|
- 1 credit = $0.01
Cost calculator
Price calculator
Total
$4.80
480 credits
Per run
$0.048 Β· 4.8 credits
Fixed price per run, known before the run starts.
API
curl https://railwail.com/api/v1/images/generations \
-H "Authorization: Bearer $RAILWAIL_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "stable-diffusion-3-5-large-turbo",
"prompt": "A lighthouse on a rocky coast at sunset, photorealistic"
}'import os
from openai import OpenAI
client = OpenAI(
api_key=os.environ["RAILWAIL_API_KEY"],
base_url="https://railwail.com/api/v1",
)
image = client.images.generate(
model="stable-diffusion-3-5-large-turbo",
prompt="A lighthouse on a rocky coast at sunset, photorealistic",
)
print(image.data[0].url)import OpenAI from "openai";
const client = new OpenAI({
apiKey: process.env.RAILWAIL_API_KEY,
baseURL: "https://railwail.com/api/v1",
});
const image = await client.images.generate({
model: "stable-diffusion-3-5-large-turbo",
prompt: "A lighthouse on a rocky coast at sunset, photorealistic"
});
console.log(image.data[0].url);// npm install railwail
import railwail from "railwail";
const rw = railwail(process.env.RAILWAIL_API_KEY);
const res = await rw.image("stable-diffusion-3-5-large-turbo", "A lighthouse on a rocky coast at sunset, photorealistic");
console.log(res.data[0].url);Specifications
- Model ID
stable-diffusion-3-5-large-turbo- Developer
- Stability AI
- Category
- Image generation
- Input
- Text
- Output
- Image
- Output formats
- WEBP, PNG, JPG
- Aspect ratios
- 1:1, 16:9, 9:16, 4:3, 3:4, 3:2, 2:3
- Billing
- Fixed price, known before the run
- Catalog entry updated
- September 23, 2026
Input parameters
Inputs and settings from the model's input schema. The example in the API section shows which of them the API accepts.
cfgType: NumberDefault:1Allowed values: 0 to 10seedOptional seed for reproducibility
Type: IntegerDefault: βAllowed values: βstepsType: IntegerDefault:4Allowed values: 1 to 10promptWhat to generate
Type: TextDefault: βAllowed values: up to 2,000 charactersaspect_ratioType: ChoiceDefault:1:1Allowed values: 1:1, 16:9, 9:16, 4:3, 3:4, 3:2, or 2:3output_formatType: ChoiceDefault:webpAllowed values: webp, png, or jpg
Tags
- replicate
- stability-ai
- stable-diffusion
- text-to-image
- fast
- open-weights
- flagship
Use cases
Frequently asked questions
What is Stable Diffusion 3.5 Large Turbo?
Stable Diffusion 3.5 Large Turbo is a model by Stability AI in the Image generation category. On Railwail you can call it with an API key through the Railwail API.
How much does Stable Diffusion 3.5 Large Turbo cost on Railwail?
On Railwail, Stable Diffusion 3.5 Large Turbo costs $0.048 per image. The price is known before the run starts. Usage is paid from prepaid credits; 1 credit equals $0.01.
Which settings does Stable Diffusion 3.5 Large Turbo support?
According to its input schema, Stable Diffusion 3.5 Large Turbo knows these parameters: cfg (0 to 10), seed, steps (1 to 10), prompt (up to 2,000 characters), aspect_ratio (1:1, 16:9, 9:16, 4:3, 3:4, 3:2, or 2:3), and output_format (webp, png, or jpg).
How fast is Stable Diffusion 3.5 Large Turbo?
There are not enough measured runs of Stable Diffusion 3.5 Large Turbo on Railwail yet to state a run time. It depends on the input, the settings and the load at the provider.
Is Stable Diffusion 3.5 Large Turbo better than FLUX 1.1 Pro?
That depends on the task. Stable Diffusion 3.5 Large Turbo (Stability AI) and FLUX 1.1 Pro (Black Forest Labs) are both models in the Image generation category. The comparison page shows their prices and specifications side by side.
Compare Stable Diffusion 3.5 Large Turbo and FLUX 1.1 ProHow do I use Stable Diffusion 3.5 Large Turbo through the API?
Create a Railwail API key and send your request with the model ID stable-diffusion-3-5-large-turbo. Code examples for curl, Python and JavaScript are in the API section of this page.
Comparable models
All in this category- FLUX 1.1 ProBlack Forest Labs
Black Forest Labs' flagship text-to-image model. Faster generation than FLUX.1 Pro at higher prompt adherence, with strong photorealism and reliable spatial composition. Runs as a hosted Replicate model.
- Flux 1.1 Pro UltraBlack Forest Labs
FLUX 1.1 Pro in ultra mode. Up to 4 megapixel images with raw mode for photorealism.
$0.072/image
50 % more expensive per unit
Compare Stable Diffusion 3.5 Large Turbo vs. Flux 1.1 Pro Ultra - Flux DevBlack Forest Labs
Black Forest Labs' development model. Fast, high-quality image generation with LoRA support.
Use Stable Diffusion 3.5 Large Turbo via the API
One API key for every model on Railwail. Usage is charged from prepaid credits, 1 credit = $0.01.