ComfyUI
Node-based engine for generating images, video, 3D and audio with open models.
Quick answer
ComfyUI is a node-based engine for generating images, video, 3D and audio with open models, listed under Image & media generation. A typical small-business use: product photos, banners and social visuals generated in-house. Official hardware: minimum 8 GB RAM. It needs a GPU server; we do not estimate that cost because GPU prices vary too much by card and provider. License: GPL-3.0, which allows internal business use.
Last updated · facts verified against official docs on · sources
Activity data comes from GitHub and was last refreshed Oct 22, 2026.
What is ComfyUI?
ComfyUI is a node-graph interface for open image and video models (Stable Diffusion, Flux, Qwen Image, Hunyuan and many more). Workflows can be saved, shared and run through an API. It runs fully offline unless you opt into the paid partner API nodes.
Where it fits in a 10–200 person business
- Product photos, banners and social visuals generated in-house
- Repeatable image pipelines (background removal, upscaling, variations) via API
- Concept art and mock-ups without per-image SaaS fees
These use cases are our editorial suggestions, not claims made by the project.
Can a business use ComfyUI? (license)
| License | GPL-3.0 |
|---|---|
| Type | Copyleft (GPL): Free to use; distributing modified versions requires sharing source. |
| Internal business use | Allowed under the license text |
| What to watch | Free to use internally and commercially. If you distribute a modified version, you must release its source under GPL-3.0. Each model has its own license; check before commercial use. |
This is a plain-English summary of the license text, not legal advice. Third-party models you run with it have their own licenses.
What hardware does ComfyUI need?
| Minimum | 8 GB RAM |
|---|---|
| Recommended | Not published |
| GPU | The README claims it can run even the largest open models on as little as 4 GB VRAM plus 8 GB RAM using weight streaming. NVIDIA, AMD, Intel, Apple Silicon and Ascend are supported. |
How much does it cost to host ComfyUI per month?
Needs a GPU server for practical use. Not estimated, because GPU prices vary too much by card and provider.
How to deploy ComfyUI
Method: Desktop app or manual install
git clone https://github.com/Comfy-Org/ComfyUI.git && cd ComfyUI
pip install -r requirements.txt
python main.pyFrom the official instructions: github.com/Comfy-Org/ComfyUI#readme. Always check the source for the current version before you run it.
Known gotchas when self-hosting ComfyUI
ComfyUI FAQ
How much RAM does ComfyUI need?
The official minimum is 8 GB RAM.
Does ComfyUI need a GPU?
For practical use, yes. The README claims it can run even the largest open models on as little as 4 GB VRAM plus 8 GB RAM using weight streaming. NVIDIA, AMD, Intel, Apple Silicon and Ascend are supported.
How much does it cost to self-host ComfyUI?
The software is free to download. It needs a GPU server; we do not estimate that cost because GPU prices vary too much by card and provider.
Is ComfyUI free for commercial use?
ComfyUI is licensed under GPL-3.0 (Copyleft (GPL)). Internal business use is allowed under the license text. Free to use internally and commercially. If you distribute a modified version, you must release its source under GPL-3.0. Each model has its own license; check before commercial use. This is a summary, not legal advice.
What are common problems when self-hosting ComfyUI?
Paid partner "API nodes" are built in. Start with --offline to keep everything local, or --disable-partner-nodes to disable only those nodes. The repository moved from comfyanonymous/ComfyUI to Comfy-Org/ComfyUI.
Is ComfyUI still maintained?
Yes, it is actively developed. Last commit: Oct 22, 2026. Latest release: v0.42.1 (Oct 19, 2026). Checked Oct 22, 2026.
How do I install ComfyUI?
The official method is Desktop app or manual install. The exact commands are in the "How to deploy" section above and in the official instructions: https://github.com/Comfy-Org/ComfyUI#readme
Sources
- GitHub repository, Gotcha 2: github.com/Comfy-Org/ComfyUI
- Official documentation, Hardware requirements, Deploy instructions, Gotcha 1: github.com/Comfy-Org/ComfyUI#readme
- License text: github.com/Comfy-Org/ComfyUI/blob/master/LICENSE
- Hetzner Cloud pricing (cost estimate): www.hetzner.com/cloud/regular-performance
- GitHub stars, commits and releases: GitHub REST API, fetched
Facts on this page were checked against the project's own repository and docs on 2026-10-22. Spotted something out of date? Tell us.