Microsoft unveils Majorana 2, citing 1,000x qubit reliability gain and 2029 roadmap

Microsoft (NASDAQ: MSFT) presented its Majorana 2 quantum chip at its Build conference, saying it delivers a 1,000x jump in qubit reliability and supports a path to scalable systems by 2029. The company said parity lifetimes average about 20 seconds, with some runs reaching up to a minute, and positioned Azure Quantum as the commercialization layer for future fault-tolerant workloads.