ComfyUIInvisibleWatermark

Adds up to 12 characters encoded into an image that can be extracted (see screenshot)

(Node) Apply Invisible Watermark - takes in an image. You provide the keyword to be encoded into the image (12 character maximum), and the output is the encoded image (no visible degradation)

(Node) Extract Watermark - takes in an image. Determines if there's a hidden watermark and will output a string if it exists