short version in the USA only * generated without any human interaction/prompting -> not copyrightable. * with human input/prompting -> it depends. see this

short version in the USA only * generated without any human interaction/prompting -> not copyrightable. * with human input/prompting -> it depends. see this comment in the thread and the child comment providing a link to a report by the US copyright office (read page 2 of the executive summary) https://news.ycombinator.com/item?id=43518945 https://news.ycombinator.com/item?id=43518945