Stay free if you only need basic features. Upgrade if you need advanced features. Most solo builders can start free.
Yes. ComfyUI is open-source software released under a permissive license and can be downloaded, installed, and used locally at no cost. There are no subscription fees, no per-generation charges, and no watermarks on outputs. Users only pay for their own hardware or any third-party cloud GPUs they choose to run it on.
ComfyUI supports image generation, video generation, 3D asset creation, and audio synthesis through a single node-based interface. The exact capabilities depend on which open-weight models and custom nodes you install, but the platform is designed to handle diffusion-based workflows across all of these modalities.
Midjourney is a hosted, prompt-first service with minimal parameter control, while Automatic1111 offers a form-based UI for Stable Diffusion. ComfyUI differs by exposing every step of the pipeline as a visual node graph, which gives users significantly more control, reproducibility, and the ability to orchestrate multi-model and multi-modality workflows.
ComfyUI runs on NVIDIA, AMD, Apple Silicon, and Intel GPUs, as well as CPU in limited configurations. For modern image models like SDXL or Flux, 8â12 GB of VRAM is a practical minimum, and video or high-resolution workflows benefit from 16â24 GB or more.
Yes. ComfyUI embeds the full workflow graph into the metadata of generated PNG files, so dragging a shared image back onto the canvas reconstructs the exact pipeline, including model choices, prompts, and parameters. Workflows can also be exported as JSON files.
Start with the free plan â upgrade when you need more.
Get Started Free âStill not sure? Read our full verdict â
Last verified March 2026