It should not be confused with the Sorbonne Library, which is part of the Panthéon-Sorbonne University.

It is the result of the merger of the joint documentation services of the Pierre-et-Marie-Curie University (BIUSJ) and the University of Paris-Sorbonne, formerly located at 28, rue Serpente.

[2][3][4] The Sorbonne University Library's Literature and Humanities Department (French: Pôle Lettres de la Bibliothèque de Sorbonne Université), part of the Faculté des lettres, offers its students and teaching staff access to 18 libraries and thematic collections.

The catalog includes 600,000 books, 350,000 e-books, 60,000 issues of online periodicals and 165 databases.

The CNRS Henri Poincaré Institute has taken out subscriptions with the Sorbonne University Library to expand its collections.