The Amazon headquarters in Seattle on October 28. Major companies like Amazon and Target have announced major layoffs in recent months, with several of them citing AI. David Ryder/Bloomberg/Getty Images Washington —

Company announcements of layoffs in the United States surged in October as AI continued to disrupt the labor market.

Announced job cuts last month climbed by more than 153,000, according to a report by Challenger, Gray & Christmas released Thursday, up 175% from the same month a year earlier and the highest October increase since 2003. Layoff announcements surpassed more than a million in first 10 months of this year, an increase of 65% compared to the same period last year.

“This is the highest total for October in over 20 years, and the highest total for a single mo

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