AI art raises several paradoxical themes in copyright law. First, what constitutes a “work” and what constitutes an “author?” Traditionally, a “work” is defined by meeting a minimum level of originality and having been created by a human being. However, there is a separate doctrine in copyright law allowing a human being to be treated as a “mere amanuensis”—a tool by which the “author” achieves their artistic vision.
Source: StarrAI Night: AI Art and the Necessary Changes in the Copyright Law