Tandem recently announced it received FDA clearance for its Basal IQ algorithm as an Interoperable Automated Glycemic Controller (iAGC). Basal IQ is the second algorithm to receive the iAGC designation behind Tandem’s Control IQ (approved in December 2019). Below, FENIX provides thoughts on the Basal IQ iAGC clearance in the context of FDA’s iAGC special controls as well as potential implications to other glycemic control algorithm developers.