ComfyUI, a startup that helps creators control image, video, and audio outputs from diffusion models with a node-based workflow, has raised a $30 million funding round at a $500 million valuation. The round was led by Craft Ventures, with participation from other investors including Pace Capital, Chemistry, and TruArrow. ComfyUI was started as an open-source project in 2023, shortly after the introduction of diffusion models. At that time, models like Midjourney and OpenAI’s DALL-E were barely f...