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ComfyUI / Comfy

curatedWorkflow Power

Node-based visual engine for building powerful AI image workflows.

About

Comfy provides ComfyUI, an open-source node/graph interface for designing and running advanced diffusion pipelines, plus optional cloud features for running workflows without local GPU setup.

Product Positioning

What makes it different

Graph/node workflows let you compose, reuse, and iterate on complex diffusion pipelines with maximal control.


Best for
Developers & TechnicalDesignersAgencies & Studios
StrengthWorkflow Power
Primary use case

Build and run custom diffusion workflows (from simple prompts to complex multi-step pipelines).

Core problem it solves

Most image generators hide control behind presets, making advanced pipelines hard to reproduce or customize. Switching between tools for steps like conditioning, sampling, upscaling, and post-processing is slow and error-prone.

Key Features

  • Node/graph interface for composing diffusion pipelines
  • Highly modular with custom nodes and reusable workflows
  • Runs locally or via cloud options depending on setup
Flowchart-style workflow buildingSupport for many diffusion backends and model familiesBatch runs and parameter sweepsWorkflow export/import and sharingAPI-driven execution for automation

Workspace & Workflow

Workspace Types

Node GraphAPI / Dev Console

Workflow Capabilities

Step ChainingBranchingReusable TemplatesShareable ProjectsBatch ProcessingAPI Automation

Collaboration

  • Project sharing

Supported Models

HybridCommunity models (unlimited); 900+ preinstalled in Comfy Cloud models
Stable Diffusion 1.xStable Diffusion 2.xSDXLSDXL TurboStable CascadeStable Diffusion 3Stable Diffusion 3.5PixArt AlphaPixArt SigmaAuraFlowHunyuanDiTFLUX.1

Expertise Requirements

Design Skill
Intermediate
AI Knowledge
Professional
Technical Skill
Technical

Output Modalities

Text-to-Image
Image-to-Image
Inpainting
Outpainting
Upscaling

Screenshots

Pricing

FreemiumFree tier available

Comfy Cloud

Paid (see pricing)

  • Run workflows in the browser
  • Managed compute (no local GPU required)
  • Preinstalled models and easier setup

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