Stable Diffusion Online

Stable Diffusion Playground - Free Online Generator

Iterate on prompts, styles, and settings with live Stable Diffusion previews. The playground is completely free, requires no login, and lets you switch between SD 1.5, SDXL, SD3, and other models in seconds.

Image Size
Main Prompt
0 characters
Ready whenever you are. Tweak your prompt or add references for the best results.

Output Gallery

Your ultra-fast AI creations appear here instantly

Ready for instant generation

Enter your prompt and unleash the power

Interactive tools

  • Preset prompts to explore trending aesthetics and camera styles
  • Negative prompt controls to remove unwanted artifacts
  • Seed, guidance scale, and steps for reproducible output

Built for every creator

  • Beginner-friendly tips help you craft better prompts fast
  • Advanced users can jump to or models
  • Save favorite prompts and reuse them across the site

Need inspiration? Head to our or generate ideas with the before launching a new creation below.

How to get the most from the playground

  1. Enter a descriptive text prompt and optional negative prompt to guide the generator.
  2. Choose your model (SDXL, SD3, SD 1.5, or video) and tweak seed, guidance scale, and step count.
  3. Review the outputs, favorite the best results, and iterate with fresh seeds or prompt variations.

Looking for a fast starting point? Paste one of these prompts and remix it with your own subjects:

"Cozy reading nook with floor-to-ceiling windows, warm golden hour light, mid-century furniture, SDXL"

"Cyberpunk alley marketplace at night, neon reflections, cinematic rain, SD3"

"Concept art of a floating eco-city, matte painting, volumetric clouds, SDXL"

For deeper inspiration, browse the or auto-generate new combinations with our .

Frequently asked questions about the Stable Diffusion Playground

What is the Stable Diffusion Playground?
The Stable Diffusion Playground is a free, browser-based interactive environment for experimenting with AI image generation. It allows you to test different prompts, adjust generation parameters like guidance scale and steps, and switch between multiple Stable Diffusion models (SD 1.5, SDXL, SD3) in real-time without any installation or login required.
How do I use the Stable Diffusion Playground?
Using the playground is simple: enter a descriptive text prompt in the input field, optionally add a negative prompt to exclude unwanted elements, select your preferred model (SDXL, SD3, or SD 1.5), adjust parameters like seed and guidance scale if desired, then click generate. You can iterate quickly by changing prompts or tweaking settings to refine your results.
What are the main controls and settings in the playground?
The playground offers several key controls: text prompt (describes what you want), negative prompt (excludes unwanted elements), model selection (choose between SD 1.5, SDXL, SD3), seed (for reproducible results), guidance scale/CFG scale (controls prompt adherence), and steps/inference steps (affects image quality and generation time). These parameters give you precise control over your AI-generated images.
What is the guidance scale (CFG scale) and how should I set it?
Guidance scale (also called CFG scale or Classifier-Free Guidance) controls how closely the AI follows your text prompt. Values between 7-10 work best for most prompts, offering a good balance between creativity and accuracy. Lower values (2-6) produce more creative but potentially distorted results, while higher values (10-15) make the AI stick more closely to your prompt but may reduce diversity. Values above 15 are only recommended for highly detailed prompts.
What does the seed parameter do in the playground?
The seed is a number that controls the initial random noise used to generate your image. Using the same seed with identical prompts and settings will produce the same image every time, making your results reproducible. This is essential for making iterative improvements - you can keep the same seed while tweaking only your prompt or other parameters to see exactly how each change affects the output.
How many steps should I use for image generation?
For most cases, 20-50 steps provide excellent results. More steps generally improve quality but increase generation time. Stable Diffusion works well with relatively few steps, so 30-40 is a good default. Going below 20 steps may leave images looking unfinished, while exceeding 50 steps usually provides diminishing returns. Experiment to find the sweet spot for your specific needs and patience level.
What tips help create better prompts in the playground?
To create effective prompts, be detailed and specific about what you want. Include descriptive keywords about style, lighting, composition, colors, and mood. Use style modifiers like "photorealistic," "oil painting," "cinematic," or "concept art." Mention specific artists or art movements if desired. Structure prompts from general to specific, and use negative prompts to exclude unwanted elements like "blurry," "low quality," or "distorted." Browse our prompt library for inspiration.
What are negative prompts and when should I use them?
Negative prompts tell the AI what to avoid or exclude from the generated image. They are extremely useful for preventing common issues like blurriness, distortion, extra limbs, or unwanted styles. Common negative prompts include "blurry, low quality, distorted, ugly, duplicate, artifacts, watermark, text." Use negative prompts whenever you notice consistent unwanted elements in your generations, or add them proactively to improve overall quality.
Which Stable Diffusion model should I choose in the playground?
Each model has different strengths: SDXL produces high-quality, detailed images with excellent prompt understanding and works well for realistic and artistic styles. SD3 offers the latest architecture with superior text rendering and complex scene composition. SD 1.5 is faster and still produces good results for simpler prompts. Start with SDXL for best overall quality, try SD3 for cutting-edge capabilities, or use SD 1.5 when speed matters more than quality.
What are common use cases for the Stable Diffusion Playground?
The playground is perfect for rapid prototyping and creative exploration: content creators use it for social media graphics and blog illustrations, marketers generate concept images and presentation visuals, designers create mood boards and style references, artists explore composition and color schemes, game developers prototype concept art, and businesses produce marketing materials and product mockups. Its fast iteration makes it ideal for brainstorming and testing ideas quickly.
How is the playground different from ComfyUI or Automatic1111?
The online playground is designed for immediate, no-setup-required access through your browser - perfect for beginners and quick experiments. ComfyUI and Automatic1111 are local installations that require technical setup but offer more advanced features like custom models, complex workflows, and fine-tuned control. The playground excels at accessibility and speed, while local tools like ComfyUI provide maximum flexibility for power users who need custom pipelines and advanced workflows.
Can I save and reuse my favorite prompts in the playground?
Yes, the playground allows you to save favorite prompts and settings for easy reuse across sessions. When you generate an image you like, you can favorite it to save the exact prompt, negative prompt, seed, and other parameters used. This makes it easy to build a personal library of effective prompts and reproduce successful results or use them as starting points for variations.
What image generation features are available in the playground?
The playground supports multiple generation modes including text-to-image (create images from text descriptions), preset prompts (explore trending aesthetics and styles), parameter controls (adjust seed, guidance scale, steps for precise control), model switching (quickly compare results across SD 1.5, SDXL, and SD3), and real-time previews. Some advanced playgrounds also offer inpainting (modify parts of images), outpainting (extend images beyond borders), and image-to-image transformation.
Is the Stable Diffusion Playground free to use?
Yes, the Stable Diffusion Playground is completely free to use with no login required. You can generate unlimited images, experiment with different models and settings, and access all playground features without any cost. This makes it an ideal platform for learning AI image generation, testing prompts, and creating content without financial barriers or commitment.
How can I get better results faster in the playground?
Start with preset prompts or examples to learn effective prompt structures, then customize them for your needs. Keep your seed constant while tweaking prompts to see isolated changes. Use guidance scale 7-10 for reliable results. Reference our prompt library for inspiration and proven formulas. Iterate in small steps rather than changing everything at once. Save successful prompts for reuse. Finally, experiment with different models - SDXL and SD3 often produce dramatically different interpretations of the same prompt.