City Detect, a company that uses vision AI to help local governments monitor the health of buildings and neighborhoods, announced on Friday a $13 million Series A round led by Prudence Venture Capital. The startup launched in 2021, and Gavin Baum-Blake, the remaining co-founder, serves as CEO. He said the company was founded in part because cities were struggling to deal with “urban blight and decay.” The idea was to use advanced computer vision and AI technology to help cities track and fix