Google demonstrates magic state cultivation on Willow, cutting errors by about 40-fold

T2Covered by 1 source · first reported by JP/KR/TW: Korea Herald / Taipei Times / DigiTimes at 20 Oct, 01:40 UTC

Google Quantum AI said on October 15, 2026, that it has shown "magic state cultivation" working in practice on its Willow processor, reducing errors about 40-fold compared with uncultivated states. The result, published in Science, is a crucial step toward scaling quantum computing to practical use.

hardwarescience

Sources

• T2Google demonstrates magic state cultivation on Willow, cutting errors by about 40-foldJP/KR/TW: Korea Herald / Taipei Times / DigiTimes20 Oct, 01:40