Open access is often seen as a process of switching from the existing closed-subscription model of scholarly communication to an open one. But Latin America has had an open access ecosystem for scholarly publishing for over a decade, and the recent AmeliCA initiative seeks to develop cooperative scientific communication further still. These efforts, however, could yet be undermined by recent open access proposals from the cOAlition S consortium of research funders in the Global North, write Eduardo Aguado López and Arianna Becerril García (both Redalyc, AmeliCA, and Universidad Autónoma del Estado de México).