The mediateque of Information centre of NGA includes the library and reading room of art and culture of the 20th-21st centuries, specialized videoteque, personal files of contemporary Lithuanian artists' and archive of the activities of NGA.

Mediateque is open for the visitors. Artists, researchers, curators, students and all culturally minded visitors are welcomed by the curators of IC NGA who consult the visitors about materials stored in the Centre.

Mediateque is equipped with modern facilities, convenient for reviewing audiovisual materials, visitors have WiFi access and may use the computers of the Center as well. The publications can be borrowed for short term from the library. There are facilities for scanning or copying the documents.

IC was Established in 1993 as a department of the Open Society Fund's Program for Culture (Soros Contemporary Art Centre). Since 2000 it has functioned as the Contemporary Art Information Centre a branch of the National Art Museum of Lithuania. And in 2008 it became a unit of the new National Gallery of Art.