Since this article was first published, Koko founder Rob Morris clarified some details of the experiement. We have updated the article to reflect this.
A mental health service that allows people to receive encouraging words of support and advice from others has received criticism after announcing it tested AI-generated responses.
Rob Morris, founder of the free mental health service Koko, outlined in a series of Twitter posts how the firm tested using a chatbot to help provide mental health support to about 4000 …