Analyzed in the article are conceptual foundations of the core projects and ideas of social democracy in order to categorize the models of global social democracy. The author understands democracy as a recognition of objective interests of different social groups, the basic part of which democracy should meet by means of compromise between those who present different interests. Therefore, social-democratic worldview becomes a goal for a researcher; when achieved, it allows to bjectively examine the ideology as an expression of the interests of certain social groups or countries. Displaying the inextricable link between social democracy and capitalism, the author notes that the transformation of capitalism into its global form has inspired reflection on the global social democracy.