In the lawsuit, Jason M. Allen asks a Colorado federal court to reverse the Copyright Office’s decision on his artwork Theatre D’opera Spatialbecause it was an expression of his creativity.
Reuters says the Copyright Office refused to comment on the case while Allen in a statement complains that the office’s decision “put me in a terrible position, with no recourse against others who are blatantly and repeatedly stealing my work.”
The reason the image is different using the same text prompt is because it randomly generates a seed for each time it runs. Presumably the copyright would include all the settings, including the seed. All of that kept the same will produce the same image, every time.