He made the announcement on the same day the Facebook owner carried out a far-reaching restructuring of the company, laying off 10% of its workforce globally and transferring 7,000 other employees to new AI-related teams.

Meta is starting layoffs this week, with 8,000 jobs expected to be cut, as employees brace for a new era of AI.

In the document, the Facebook owner's head of human resources also told employees that "many leaders will announce org changes" in coordination with the layoffs.