# Google reports about 40x error reduction on Willow quantum processor

_Published Saturday, October 17, 2026 at 9:05 PM EDT · Science · Latest · Tier 2 — Notable_

Google says it has shown that a method called "magic state cultivation" works in practice on its Willow quantum processor. The company reports that the method reduces errors by about 40x on its quantum hardware.

## Sources

- [Techmeme](https://www.techmeme.com/261017/p19#a261017p19)

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Canonical: https://techandbusiness.org/newswire/UwFrewsCIcmNiYY7IdB17a
Published: 2026-10-18T01:05:51.379Z
Story chronology: 2026-10-17T23:35:01.000Z
Retrieved: 2026-10-18T03:34:37.556Z
Publisher: Tech & Business (techandbusiness.org)