S

Stable Diffusion

Verified Verified
by Stability AI

Open-weight image generation you can run, fine-tune and modify on your own hardware.

Free Plan Available Open Source API Available
4.5 Rating
1.3K reviews
26.2K+ visits
Visit Website
No preview available

About Stable Diffusion

Open-source latent diffusion model for generating and editing images locally.
  • Multilingual Support AI Capabilities
  • Image Generation Content & Media
  • Public API Developer & Automation
  • Export & Download Collaboration
  • Data-Retention Controls Security & Compliance

Key Features

AI Capabilities

  • Multilingual Support

    Prompt in English

    Understands and replies in dozens of languages, including translation between them.

Content & Media

  • Image Generation

    Creates original images from a text prompt.

  • Image Understanding

    img2img

    Reads photos, screenshots, diagrams and handwriting and answers questions about them.

Developer & Automation

  • Public API

    A documented API for building the same capability into your own product.

  • Custom Assistants

    Fine-tuning

    Build and share a configured assistant with its own instructions and knowledge.

  • Task Automation

    Batch pipelines

    Schedules recurring jobs or runs multi-step tasks without supervision.

  • Third-Party Integrations

    Huge ecosystem

    Connects to other SaaS products through apps, connectors or an integration platform.

Collaboration

  • Export & Download

    Export chats, documents or data out of the product in an open format.

Security & Compliance

  • Data-Retention Controls

    Self-hosted

    Configure how long conversation data is kept, or turn training off.

  • GDPR Compliance

    Self-hosted

    Offers a data-processing agreement and EU data-protection commitments.

  • Encryption at Rest & in Transit

    Traffic and stored data are encrypted with industry-standard ciphers.

Stable Diffusion Pricing

Prices are set by the vendor and may change.

Popular

Self-hosted

$0

What's included

  • Open model weights, free to download
  • Unlimited local generation
  • Fine-tune and modify freely
  • Requires a capable GPU
Get the weights

Stability API

Credits usage

What's included

  • Credit-based per-image pricing
  • No hardware required
  • Latest official models
  • Production-ready endpoints
View pricing

Stability Membership

Tiered /month

What's included

  • Commercial licensing for businesses
  • Included monthly credits
  • Access to the newest models
  • Support options
See plans

Enterprise

Custom

What's included

  • Self-hosted commercial licence
  • Volume terms
  • Custom model development
  • Dedicated support
Contact sales
View full pricing details

What Users Say

4.5/5
Based on 1.3K reviews

No written reviews yet

Be the first to share your experience with Stable Diffusion.

Write the first review
Share your experience
Log in to write a review for Stable Diffusion.
Log in to review

Real-World Use Cases

  • Custom model training
  • Product photography
  • Batch generation
  • Research
  • Self-hosting
  • Game assets

What is Stable Diffusion?

Stable Diffusion is the open-weight image generation family from Stability AI. Unlike hosted-only competitors, the weights are published — so you can download the model, run it on your own GPU, fine-tune it on your own images and modify how it works.

That openness produced an enormous ecosystem. Interfaces like ComfyUI and Automatic1111, thousands of community fine-tunes on Civitai, LoRA adapters, ControlNet for pose and depth conditioning — none of it required Stability's permission to exist.

The trade-off is setup. Stable Diffusion rewards technical users with control no hosted product offers, and frustrates anyone who just wants a picture in ten seconds.

Benefits of Stable Diffusion

The case for Stable Diffusion:

  • Run it locally. No per-image cost, no upload of sensitive material, works offline.
  • Fine-tune on your own data. Train it on your product, your character, your art style.
  • ControlNet. Condition generation on pose, depth, edges or a scribble for precise composition.
  • A vast free ecosystem of community models and adapters.
  • Unlimited batch generation once the hardware is paid for.
  • No content filter when self-hosted — appropriate for legitimate work that hosted filters over-block.

Who Should Use Stable Diffusion?

This is the technical user's image generator.

  • Developers building generation into a product without per-image fees.
  • Studios training a model on their own visual style or IP.
  • E-commerce teams generating consistent product imagery at volume.
  • Researchers who need to inspect and modify the model itself.
  • Privacy-sensitive users who cannot upload source material anywhere.

If you want to type a sentence and get a beautiful picture with no setup, use Midjourney or DALL·E instead.

Pros & Cons

6Pros 4Cons

Pros

6
  • Open weights — run, modify and fine-tune with no vendor lock-in.
  • Zero marginal cost per image once self-hosted.
  • ControlNet gives precise control over pose, depth and composition.
  • Enormous free ecosystem of community fine-tunes and adapters.
  • Works fully offline, so sensitive source material never leaves your machine.
  • Fine-tuning on your own products or characters is genuinely practical.

Cons

4
  • Steep setup curve compared with hosted generators.
  • Needs a capable GPU for good local performance.
  • Default output quality trails Midjourney without community models.
  • Licensing differs across model versions — check before commercial use.

What's New

  1. Improved API endpoints

    Feature

    Faster inference and new editing endpoints on the Stability platform.

  2. Membership tier restructure

    Pricing

    Revised commercial licensing tiers with included monthly credits.

  3. New open model release

    Feature

    Updated open weights with better prompt adherence and text rendering.

  4. ControlNet ecosystem expansion

    News

    Additional conditioning types adopted widely across community interfaces.

Frequently Asked Questions

Is Stable Diffusion really free?
The model weights are free to download and run. You pay only for hardware, or for API credits if you would rather not self-host. Commercial licensing terms vary by model version.

What hardware do I need?
A modern NVIDIA GPU with 8GB or more of VRAM handles most models comfortably. Smaller distilled models run on less; the largest benefit from 16GB and up. Apple Silicon works but more slowly.

What is ControlNet?
An extension that conditions generation on a reference — a pose skeleton, depth map, edge outline or scribble — so you control composition precisely instead of hoping the prompt lands.

Stable Diffusion or Midjourney?
Midjourney for the best-looking result with no setup. Stable Diffusion for control, fine-tuning, privacy and zero per-image cost — at the price of a real learning curve.

Can I fine-tune it on my own images?
Yes. Full fine-tuning, LoRA adapters and textual inversion are all supported, and LoRA training in particular is achievable on consumer hardware.

Can I use the images commercially?
Generally yes, but the licence differs between model releases and between self-hosted and API use. Check the specific model licence and Stability's membership terms.

Tool Information

  • Category AI Image Generators
  • PricingOpen Source
  • Free PlanYes
  • API AvailableYes
  • Mobile AppNo
  • Language SupportEnglish
  • Starting Price$0
  • DeveloperStability AI
  • Founded2022
  • Websitestability.ai
  • StatusActive
  • Last UpdatedAug 15, 2026
Follow

Best For

Custom model trainingProduct photographyBatch generationResearchSelf-hostingGame assets

Platforms

Web Windows macOS Linux API

Tags

Image GenerationFree PlanAPI Available

Languages

English

Share Stable Diffusion

Love this tool? Share it with your friends!

Own this listing?

Claim Stable Diffusion to manage the profile, publish updates and see your analytics.

Claim This Listing

Verification takes a couple of minutes.

Ready to experience the power of Stable Diffusion?

Join the users who trust Stable Diffusion for their daily tasks.

Try Stable Diffusion Now