Comparison

ComfyUI vs Stable Diffusion WebUI

No leader: the top candidate ComfyUI has only 0.28 confidence (low), below the 0.35 needed to declare a winner. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
ComfyUI63
Stable Diffusion WebUI43
Score
Vioscale score
ComfyUI63 / 100low · 28%
Stable Diffusion WebUI43 / 100low · 14%
Pricing
Free tier
ComfyUI
Stable Diffusion WebUI
Model
ComfyUIcommercial
Stable Diffusion WebUIcommercial
Price level
ComfyUImid
Stable Diffusion WebUIfree
Transparent
ComfyUI
Stable Diffusion WebUI
Integrations
Count
ComfyUI50
Stable Diffusion WebUI
Adoption
Dependent repos
ComfyUI0
Stable Diffusion WebUI0
Github stars
ComfyUI130,128
Stable Diffusion WebUI164,672
Activity
Commits last 30d
ComfyUI100
Stable Diffusion WebUI0
Release
Cadence days
ComfyUI5
Stable Diffusion WebUI17
History
ComfyUI20 items
Stable Diffusion WebUI20 items
License
Spdx
ComfyUIGPL-3.0
Stable Diffusion WebUIAGPL-3.0
Language
Primary
ComfyUIPython
Stable Diffusion WebUIPython
Market
Availability
Stable Diffusion WebUIAvailable worldwide

Capabilities

Feature-by-feature on the axes that matter for ai image generation. “-” means undocumented, not absent.

Capabilities
Deployment model
ComfyUI-
Stable Diffusion WebUI-
Text to image prompting
ComfyUI-
Stable Diffusion WebUI-
Image to image seed referencing
ComfyUI-
Stable Diffusion WebUI-
Inpainting and outpainting masking
ComfyUI-
Stable Diffusion WebUI-
Negative prompt and weight exclusion
ComfyUI-
Stable Diffusion WebUI-
Pose control and structure mapping controlnet
ComfyUI-
Stable Diffusion WebUI-
AI automated resolution upscaling
ComfyUI-
Stable Diffusion WebUI-
Custom model training and lora finetuning
ComfyUI-
Stable Diffusion WebUI-
Commercial usage rights granted
ComfyUI-
Stable Diffusion WebUI-
Enterprise ip indemnification protection
ComfyUI-
Stable Diffusion WebUI-
SOC2 type ii
ComfyUI-
Stable Diffusion WebUI-
ISO 27001
ComfyUI-
Stable Diffusion WebUI-
Pricing model
ComfyUI-
Stable Diffusion WebUI-

What each one is

The product in its own terms, so the numbers below have context.

ComfyUI

A modular node graph interface and workflow platform that lets creators generate, edit, and process images, videos, 3D models, and audio using AI models—with full control over parameters and outputs. Available as free desktop software, cloud infrastructure, or API endpoints for production integration.

Independently observed

Stable Diffusion WebUI

An open-source web application built with Gradio that provides access to Stable Diffusion's image generation capabilities, including text-to-image, image-to-image, inpainting, and support for fine-tuned models like LoRA and Textual Inversion.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

ComfyUI

from $20/moHybridFree tier

Usage-based credit system. From $20/month for Standard to custom Enterprise pricing. 5 free trial runs, then monthly credits. Annual billing saves 20%.

  • Standard$20/month or $16/month billed annually
    • 30 minute max workflow runtime
    • Add more credits anytime
  • Creator$35/month or $28/month billed annually
    • 30 minute max workflow runtime
    • Add more credits anytime
    • Import your own models
  • Pro$100/month or $80/month billed annually
    • 60 minute max workflow runtime
    • Add more credits anytime
    • Import your own models
  • Team$700/month or $630/month billed annually
    • Everything in Pro
    • Invite members
    • Members can run workflows concurrently
    • Shared credit pool
    • Role-based permissions
    • +2 more
  • EnterpriseContact sales
as of verify ↗

Stable Diffusion WebUI

Open source
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
ComfyUI
Stable Diffusion WebUI
macOS
ComfyUI
Stable Diffusion WebUI
Windows
ComfyUI
Stable Diffusion WebUI
Linux
ComfyUI
Stable Diffusion WebUI
CLI
ComfyUI
Stable Diffusion WebUI
Deployment
Cloud / SaaS
ComfyUI
Stable Diffusion WebUI
Self-hosted
ComfyUI
Stable Diffusion WebUI
Hybrid
ComfyUI
Stable Diffusion WebUI

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

ComfyUI

31 total
  • Kling AI
  • OpenAI DALL-E
  • Tripo 3D
  • Vidu
  • Seedance
  • Wan
  • Grok Imagine
  • Stability AI
  • Flux
  • Hunyuan 3D
  • Luma Dream Machine
  • Recraft
  • Magnific AI
  • Runway
  • Topaz Labs
  • Gemini Image
  • Hailuo MiniMax
  • Meshy AI
  • Pixverse
  • Rodin 3D
  • Wavespeed
  • Bria AI
  • LTX Video
  • Ideogram
  • +7 more
Independently observed

Stable Diffusion WebUI

Not documented yet.

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.