ComfyUI Extension: comfyui-prompt-logger

Authored by sputnik57

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Run ComfyUI workflows without the setup

No installs, no CUDA version roulette, no GPU sitting idle on your bill. Bring a workflow and run it in the browser.

This custom node saves metadata when I explore images. It creates a sidecare json file beside the image file.

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    README

    comfyui-prompt-logger

    This custom node saves metadata when I explore images. It creates a sidecare json file beside the image file. 🧠 A modular ComfyUI node for logging prompt metadata, sampler settings, and image outputs into a unified .json sidecar file. Built for reproducibility, brand integrity, and traceable creative workflows.

    🔧 Features

    • Logs prompt text, model name, sampler, seed, and other metadata
    • Outputs a .json file alongside each generated image
    • Designed for clean integration with KSampler and custom workflows
    • Timestamped entries for easy sorting and versioning
    • Compatible with ComfyUI Manager structure

    📦 Installation

    Clone or symlink into your ComfyUI custom_nodes/ directory:

    git clone https://github.com/sputnik57/comfyui-prompt-logger.git

    Run ComfyUI workflows without the setup

    No installs, no CUDA version roulette, no GPU sitting idle on your bill. Bring a workflow and run it in the browser.

    Learn more