(Vox) – While mimicking conversational style is just one of the many uses of the popular generative chatbot ChatGPT, there’s a niche yet growing slate of platforms that use deep learning and large language models to re-create the essence of the deceased. Hailed as “grief tech,” a crop of California-based startups like Replika, HereAfter AI, StoryFile, and Seance AI are offering users a range of services to cope with the loss of a loved one — interactive video conversations with the dead, “companions” or virtual avatars that you can text day or night, and audio legacies for posterity. Depending on its unique function, the software typically guides users through a personality questionnaire and trains its AI-backed algorithm based on the responses. (Read More)