ComfyUI
Node-based diffusion UI.
Open sourceVerified FreeOpen source
100 · Fresh2026-09-18
Live preview of https://www.comfy.org
TL;DR
ComfyUI is an open-source node graph for Stable Diffusion and video models; free.
Tags
FAQ
Is ComfyUI free?
ComfyUI has a machine-verified free tier (no card required).
Does ComfyUI have an API?
ComfyUI does not advertise a public API.
What are alternatives to ComfyUI?
Alternatives include Krea AI, HeadshotPro, Hotpot.ai.
40
Realtime AI image & video.FreemiumVerified FreeImage