The artificial intelligence boom has created a new marketplace in China where people can rent out their faces. A growing number of online platforms are paying people anywhere between $15 and $700 to license their likeness for AI-generated content. The platforms have created catalogs of images — either uploaded by users or taken at designated studios — where producers can browse faces by gender, age, or category such as “girl-next-door,” “rugged,” or “supermodel.” They can also filter candidates ...