Skip to content
Toolradar
Stable Diffusion logo

Stable Diffusion

UnclaimedEditor reviewed

Open-source AI image generation from text, runnable locally

AI Image GenerationGraphic Design
Visit Website
Reviews onG2CapterraSourceForge
14 reviews tracked

The Bottom Line

Entry price

Free plan available, paid tiers above

Biggest pro

Open source

Biggest con

Requires GPU

TL;DR - Stable Diffusion

  • Open-source AI image generation
  • Stable Diffusion models for everyone
  • Text-to-image and image editing
Pricing: Free plan available
Best for: Growing teams
4.5/5 across review platforms

What is Stable Diffusion?

Editorial review
Stable Diffusion is an open-source AI image generation model that creates images from text descriptions. Generate art, photos, and designs by describing what you want. Unlike proprietary alternatives, Stable Diffusion can run locally on your own hardware. Fine-tune models on your own images. A vibrant community creates extensions, interfaces, and specialized models. AI image generation accessible to everyone.

Available on: Web

how we evaluateSourcestability.ai ↗

Pros & Cons

Pros

  • Open source
  • Run locally
  • Highly customizable

Cons

  • Requires GPU
  • Technical setup

Ratings Across the Web

4.5(14 reviews)
G210 reviews
4.3/5
Capterra2 reviews
4.5/5
SourceForge2 reviews
5/5

Ratings aggregated from independent review platforms. Learn more

Key Features

AI image generationOpen modelsAPI accessMultiple productsFine-tuningEnterprise solutions

Pricing Plans

Free Trial

Pricing checked Jun 11, 2026

Free

Free

  • 25 free credits
  • Basic image generation
  • Try before purchase
  • $0.01 per credit

Stable Image Ultra

$0.08/image

  • 8 credits/image
  • SD 3.5 Large model
  • Highest quality output
  • 8B parameters

SD 3.5 Large

$0.065/image

  • 6.5 credits/image
  • High quality generation
  • Flexible parameters
  • Fast generation

SD Turbo

$0.04/image

  • 4 credits/image
  • Speed-optimized
  • Quick iterations
  • Production ready
Calculate your costView full pricing

How Stable Diffusion's pricing compares

At $0.04/mo, Stable Diffusion is the most affordable of its 5 direct competitors.

Stable Diffusion
$0.04
Adobe Firefly
$4.99
Dream Machine
$7.99
Midjourney
$10
NovelAI
$10
Leonardo AI
$12

Entry paid plan, monthly. Pricing checked Jun 11, 2026.

Reviews

Improve Your Thinking Patterns Using ChatGPT cover
$99Free with your review

Review Stable Diffusion, get a free AI guide

Share your experience and we will send you Improve Your Thinking Patterns Using ChatGPT, free.

Write a review
4.5/5

Across 14 verified user reviews on G2, Capterra, SourceForge

Add your hands-on experience using the offer above to help the next buyer.

Best Stable Diffusion Alternatives

Top alternatives based on features, pricing, and user needs.

View full list →
Adobe Firefly logo
Adobe FireflyFreemium

Adobe generative AI for images, video, and audio creation

4.4
Midjourney logo
MidjourneyPaid

AI art generator for stunning images with unparalleled aesthetic quality

4.4
Grok Imagine logo
Grok ImagineFreemium

AI image and video generation by xAI

Leonardo AI logo
Leonardo AIFreemium

AI image generation for creative production

4.7
NovelAI logo
NovelAIFreemium

AI Anime Image Generator & Storyteller for limitless creative expression.

4.6
Dream Machine logo
Dream MachineFreemium

Generate cinematic videos and images from text or existing media using AI.

4.6
See all AI image generation tools →

Still deciding?

Most buyers shortlist 2 or 3 tools before committing. Pull a side-by-side comparison or browse the full alternatives shortlist below.

All Stable Diffusion alternatives6+ tools ranked, pricing + verdict per pickStable Diffusion vs Adobe FireflyHead-to-head: features, pricing, who winsStable Diffusion vs MidjourneyHead-to-head: features, pricing, who winsStable Diffusion vs Grok ImagineHead-to-head: features, pricing, who wins

Explore More

Best AI Image Generation ToolsBest Graphic Design ToolsBest Free AI Image GenerationBest Free Graphic Design

Stable Diffusion FAQ

How does Stable Diffusion enable graphic designers?

Stable Diffusion allows graphic designers to generate art, photos, and designs directly from text descriptions. This capability streamlines the creation of visual assets for various projects, offering a new tool for rapid prototyping and ideation within graphic design workflows.

What kind of user benefits most from Stable Diffusion?

Stable Diffusion is ideal for users who prioritize customization and local control over their AI image generation. Its open-source nature and ability to run on personal hardware appeal to those who want to fine-tune models with their own images and explore community-driven extensions.

How is Stable Diffusion priced?

Stable Diffusion is available on a free tier, allowing users to get started without initial cost. For those requiring more extensive usage or advanced features, paid plans are offered.

Can Stable Diffusion be run without an internet connection?

Yes, Stable Diffusion can run locally on your own hardware, which means it does not require a constant internet connection for image generation once set up. This provides users with greater control and privacy over their creative process.

What are the main trade-offs when choosing Stable Diffusion?

The main trade-offs for Stable Diffusion include the requirement for a dedicated GPU to run effectively and a more technical setup process compared to some alternatives. Users need to be comfortable with some technical configuration to get started.

How does Stable Diffusion compare to Midjourney?

Unlike Midjourney, Stable Diffusion is an open-source AI image generation model that can be run locally on a user's own hardware. This provides a high degree of customizability, including the ability to fine-tune models on personal images, which differs from proprietary services.

Does Stable Diffusion support custom model training?

Yes, Stable Diffusion allows users to fine-tune models on their own images. This feature enables the creation of highly personalized image generation capabilities tailored to specific styles or content.

Source: stability.ai

Guides & Articles

Best AI Image Generators in 2026

Features Stable Diffusion

Best Graphic Design Software in 2026

Expert guide