Citigroup’s new robo-advisor will be free for customers who have at least $50,000 in deposits or investments; this is the same level where customers qualify for Citi’s Priority banking services; the offering is similar to others in the market where users answer questions about risk tolerance and investment horizon; those who don’t meet the $50,000 mark will pay a 0.55% fee for assets under management; Citi worked with Jemstep to power Citi Wealth Builder. CNBC