What Is the ComfyUI App and How Do You Use It?

Updated

The ComfyUI app is a node-based visual AI creation tool: you build generative workflows by connecting models, processing steps, and outputs on a canvas where every decision is visible and adjustable. It suits people who want control over each parameter rather than a single prompt box — and if you're new, you can start in App Mode, a simplified view, then flip back to the node graph whenever you want to go deeper. You can begin from a community template or build from scratch.

The core model: nodes on a canvas

Instead of hiding the pipeline behind one text field, ComfyUI exposes it as a graph. Each node represents something concrete — a model, a parameter, a processing step, an output — and you wire them together.

What that gives you:

  • Inspectability. Every step is visible, so you can see exactly where an image or video came from and change one piece without rebuilding everything.
  • Adjustability. Models and parameters are individual, editable elements rather than fixed settings.
  • Reuse. A working graph becomes a template you can rerun, remix, or adapt.

The canvas is described as infinite, so complex pipelines don't run out of room.

App Mode vs. the node graph

App Mode is a simplified view of your workflows, aimed at people who are new to ComfyUI. It presents the workflow without requiring you to read the full graph.

The important part is that it isn't a separate, locked-down product: you can flip back to the node graph view at any time. A practical way to work is to start in App Mode to get a result, then switch to the graph to see how that result was produced and start changing it.

Starting a workflow

There are two entry points, and they serve different goals.

Approach Best when What you do
Community template You want a proven starting point Browse shared workflows, pick one, then customize it
Build from scratch You know the pipeline you want Add and connect nodes yourself on the canvas

Comfy's site points to thousands of community-shared workflows you can browse and remix. Starting from one of these is the faster path to a working result; building from scratch is the path to a pipeline that matches your exact process.

Local vs. hosted

The site distinguishes between running things yourself and using hosted options:

  • Local / your own hardware. Comfy states it is the only official reseller of MiniMax commercial-use licenses, for running MiniMax models locally on your own hardware. That license is described as including full commercial rights to your outputs, fine-tuning and LoRA training, and client and downstream work.
  • Comfy Cloud. The site offers trying MiniMax H3 on Comfy Cloud, noting audio and music are included and it's available globally.
  • Production API. A "Developer Platform Beta" lets you deploy your ComfyUI workflow as a production API.

If your concern is commercial rights over what you generate, the local-license route is the one the site spells out; if your concern is not managing hardware, the cloud route is the alternative it names.

What you can build

The featured examples on the site give a sense of the range: product advertisement video, image-to-video, reference-to-video, text-to-video, image upscaling, and image enhancement. These are all built on the same node canvas — the difference is which models and steps you connect.

Getting started

The site's own entry point is a free start ("Get started for free"). From there, the sequence that matches how the product is described is: open App Mode to run something, then switch to the node graph to understand and modify it, and pull in a community workflow when you'd rather adapt than assemble.