Stable Diffusion v3.5 Large API

Stable Diffusion 3.5 Large enhances image generation with advanced architecture and diverse outputs.

Modalities
Image, TextImage
Price
$0.065per Megapixel
Model type
Image generation
Released
Oct 13, 2025

Stable Diffusion v3.5 Large overview

Sample Stable Diffusion v3.5 Large image generated through AI/ML API: A ginger cat asleep on a stack of exactly three hardcover books in a rainy bookshop window at dusk. Gold lette

Stable Diffusion v3.5 Large specs

Model ID
stable-diffusion-v35-large
Developer
Stability AI
Input
Image, Text
Output
Image
Endpoint
POST https://api.aimlapi.com/v1/images/generations

What is Stable Diffusion v3.5 Large API?

Stable Diffusion 3.5 Large enhances image generation with advanced architecture and diverse outputs.

Stable Diffusion v3.5 Large API Pricing
- Pricing on request

Where to Use Stable Diffusion v3.5 Large

Use cases

Stable Diffusion v3.5 Large is documented as suited for generating artworks and using it in design and other artistic processes. It is also documented for educational or creative tools.

It is documented for research on generative models, including understanding the limitations of generative models. Another documented use case is professional image generation at 1 megapixel resolution for campaigns, social media posts, advertisements, and related marketing work.

Stable Diffusion v3.5 Large API pricing

Stable Diffusion v3.5 Large pricing in US dollars
UsagePriceUnit
Image generation$0.065per Megapixel

The final price depends on request parameters such as resolution or duration.

Prices from the AI/ML API price list, checked on Nov 4, 2026.

Stable Diffusion v3.5 Large vs other image models: prices

AI/ML API rates for 5 models, per Megapixel.

AI/ML API prices in USD per Megapixel
ModelPer Megapixel
Stable Diffusion v3.5 Large$0.065
Stable Diffusion v3 Medium$0.035
FLUX.2 Flex$0.05
FLUX.2 Max Edit$0.07
FLUX.2 Max$0.07

How to use the Stable Diffusion v3.5 Large API

View docs

Build with your agent

Give your agent the model details, code and documentation.

1Get your API key

Create API key
export AIMLAPI_KEY="8f2b4c7d9a1e6b3f…"

2Make your first request

curl 'https://api.aimlapi.com/v1/images/generations' \
  -H "Authorization: Bearer $AIMLAPI_KEY" \
  -H 'Content-Type: application/json' \
  -d '{
  "model": "stable-diffusion-v35-large",
  "prompt": "A ginger cat asleep on a stack of exactly three hardcover books in a rainy bookshop window at dusk. Gold lettering on the glass reads OPEN LATE. Warm lamp light inside, raindrops and blurred neon reflections outside, 35mm film photo."
}'

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Stable Diffusion v3.5 Large FAQ

What inputs and outputs does Stable Diffusion v3.5 Large support?

Stable Diffusion v3.5 Large takes image, text as input and returns image.

How much does Stable Diffusion v3.5 Large cost?

Stable Diffusion v3.5 Large costs $0.065 per Megapixel on AI/ML API, billed as you go with no subscription.

How is Stable Diffusion v3.5 Large billed?

Stable Diffusion v3.5 Large is billed per generation, a fixed charge per output rather than by prompt length.

Can Stable Diffusion v3.5 Large take an existing image as input?

Yes, Stable Diffusion v3.5 Large accepts image input as well as a text prompt.

Who created Stable Diffusion v3.5 Large?

Stable Diffusion v3.5 Large was built by Stability AI.

How do I call Stable Diffusion v3.5 Large on AI/ML API?

Send a request to https://api.aimlapi.com/v1/images/generations with stable-diffusion-v35-large as the model id.

Is Stable Diffusion v3.5 Large available through a single API key?

Yes. Stable Diffusion v3.5 Large is served through AI/ML API, so the same key and endpoint format used for other models applies.

What is the Stable Diffusion v3.5 Large model ID?

Use stable-diffusion-v35-large as the model parameter. Requests go to https://api.aimlapi.com/v1/images/generations with your AI/ML API key.

Start building with Stable Diffusion v3.5 Large

Stable Diffusion v3.5 Large API

stable-diffusion-v35-large

Build with your agent

Give your agent the model details, code and documentation.

1Get your API key

Create API key
export AIMLAPI_KEY="8f2b4c7d9a1e6b3f…"

2Make your first request

curl 'https://api.aimlapi.com/v1/images/generations' \
  -H "Authorization: Bearer $AIMLAPI_KEY" \
  -H 'Content-Type: application/json' \
  -d '{
  "model": "stable-diffusion-v35-large",
  "prompt": "A ginger cat asleep on a stack of exactly three hardcover books in a rainy bookshop window at dusk. Gold lettering on the glass reads OPEN LATE. Warm lamp light inside, raindrops and blurred neon reflections outside, 35mm film photo."
}'