Cell therapy, particularly CAR-T, is advancing in treating autoimmune diseases, showing promise in early trials for conditions like lupus. Despite no approvals yet, its potential for curative effects excites the field. Companies like Kyverna, Cabaletta, and Cartesian are leading research, with some patients experiencing life-changing results. However, experts caution about overhyping, emphasizing the need for long-term data and recognizing that cell therapy won't work for all patients.