ComfyUI
by Comfy Org · www.comfy.org ↗
Open-source, node-based interface for building and running image and video generation workflows with diffusion models.
open-source node-based stable-diffusion workflows
- Category
- Image Generation
- Business model
- Open (open weights/source)
- Availability
- Global
- Launched
- 2023
- Record updated
- 2026-07-30
- License
- GPL-3.0
- Founded
- 2024
- Headquarters
- US
- Canonical URL
- https://globalaiproductindex.com/products/comfyui/
Overview
ComfyUI is an open-source, node-based interface for building and running image and video generation workflows with diffusion models such as Stable Diffusion and Flux. Users compose pipelines visually from nodes, save and share workflow graphs, and extend the system with a large ecosystem of custom nodes. The software is free and runs locally, with optional paid API access to hosted frontier models.
Key features
- Visual node graph editor for generation pipelines
- Support for image and video diffusion models
- Large ecosystem of community custom nodes
- Exportable, reusable workflow files
Use cases
- Building advanced multi-step image generation pipelines
- Automating repeatable generation workflows
- Experimenting with new open models and techniques
Pricing
ComfyUI is free and open source and runs on local hardware; optional API nodes for hosted commercial models are billed per use.
Frequently asked questions
What is ComfyUI?
ComfyUI is an open-source node-based tool for constructing image and video generation workflows with diffusion models.
Is ComfyUI free?
Yes. ComfyUI is free open-source software that runs locally; only optional hosted model API nodes cost money.
Do I need a powerful GPU for ComfyUI?
Local generation performance depends on your GPU, though smaller models run on modest hardware and hosted APIs offload heavy models.
Similar products
- Adobe Firefly — Adobe's generative AI models for image generation and editing, integrated into Creative Cloud apps like Photoshop.
- DALL·E — OpenAI's earlier text-to-image model family; superseded by GPT-4o image generation (GPT Image) as ChatGPT's built-in image generator.
- FLUX.1 — Family of open-weight text-to-image diffusion models from Black Forest Labs, offered in distilled and pro variants.
- Freepik AI — AI image generation and editing suite integrated into the Freepik stock content platform.
- Ideogram — Text-to-image generator noted for rendering legible text within generated images.
- Imagen — Google's text-to-image model family, available through Gemini and Vertex AI.
All ComfyUI alternatives → · All Image Generation products →
Sources
This record was last reviewed on 2026-07-30.
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