stability-ai/stable-diffusion-3.5-medium 🔢🖼️📝❓ → 🖼️
About
2.5 billion parameter image model with improved MMDiT-X architecture
Example Output
Prompt:
"a captivating anime-style illustration of a woman in a white astronaut suit. She has long, dark wavy hair. Surrounding the astronaut are vibrant orange flowers with yellow centers. The background itself is a mesmerizing night sky filled with countless stars"
Output
Performance Metrics
4.39s
Prediction Time
4.40s
Total Time
1
Images
All Input Parameters
{
"cfg": 5,
"steps": 40,
"prompt": "a captivating anime-style illustration of a woman in a white astronaut suit. She has long, dark wavy hair. Surrounding the astronaut are vibrant orange flowers with yellow centers. The background itself is a mesmerizing night sky filled with countless stars",
"aspect_ratio": "1:1",
"output_format": "webp",
"output_quality": 90,
"prompt_strength": 0.85
}
Input Parameters
- cfg
- The guidance scale tells the model how similar the output should be to the prompt.
- seed
- Set a seed for reproducibility. Random by default.
- image
- Input image for image to image mode. The aspect ratio of your output will match this image.
- prompt (required)
- Text prompt for image generation
- aspect_ratio
- The aspect ratio of your output image. This value is ignored if you are using an input image.
- output_format
- Format of the output images
- negative_prompt
- What you do not want to see in the image
- prompt_strength
- Prompt strength (or denoising strength) when using image to image. 1.0 corresponds to full destruction of information in image.
Output Schema
Output
Example Execution Logs
Seed set to: 3551813581
Running workflow
got prompt
Executing node 294, title: KSampler, class type: KSampler
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Executing node 8, title: VAE Decode, class type: VAEDecode
Executing node 309, title: Save Image, class type: SaveImage
Prompt executed in 4.03 seconds
outputs: {'309': {'images': [{'filename': 'R8_sd3.5L_00001_.png', 'subfolder': '', 'type': 'output'}]}}
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R8_sd3.5L_00001_.png
Version Details
- Version ID
1323a3a68cbf2b58c708f38fba9557e39d68a77cb287a8d7372ba0443f6f0767- Version Created
- November 7, 2025