Goldman Sachs is rolling out a major AI-driven overhaul of its OneGS program, the cross-bank initiative designed to drive new business and unify the firm's services under one banner. As part of that revamp, dubbed OneGS 3.0, Goldman Sachs will implement a "limited reduction in roles" and will restrict head count growth through the end of the year, the company said in a firmwide internal memo on Tuesday seen by Business Insider. The revamp will "re-wire" Goldman's operations to boost efficiency,