Amazon (NASDAQ: AMZN) has put a public timeline on quantum computing for the first time. In a CNBC interview, Peter DeSantis, Amazon's senior vice president of AI, chips, and quantum computing, said the first commercially useful small-scale quantum computers will arrive within the next five to seven years, with development from there following a Moore's Law-style curve of steady gains. DeSantis leads a newly formed organization at Amazon overseeing foundational AI models, custom silicon, and quantum, and his prediction is Amazon's first official forecast for when practical quantum computing will arrive. Early commercial use cases are expected to focus on quantum-native problems such as chemistry, drug discovery, and materials science, rather than general-purpose computing. The timeline backs up Amazon's recently expanded partnership with QuEra Computing, announced on June 15, 2026, to bring QuEra's Libra fault-tolerant quantum machine to the AWS Braket cloud service by 2028. Libra is d...