They don't pay people to create content directly but in their most recent annual report they state that 32% of their expenses are supporting the community.
> The Wikimedia projects exist thanks to volunteer communities around the world that create and maintain them. We strengthen these communities through grants, programs, events, trainings, partnerships, tools to augment contributor capacity, and support for the legal defense of editors.
> The Wikimedia projects exist thanks to volunteer communities around the world that create and maintain them. We strengthen these communities through grants, programs, events, trainings, partnerships, tools to augment contributor capacity, and support for the legal defense of editors.
https://wikimediafoundation.org/about/annualreport/2019-annu...