In 2007 she sang the title role in Snow Maiden at Carnegie Hall, New York. In 2008, Anastasia, whose voice had been hailed by critics as a “crystalline soprano”, performed to tremendous acclaim in the Russian premiere of Henri Dutilleux’ Correspondances. The same year, she was awarded the Montblanc New Voices prize. In the seasons 2009/2010 and 2010/2011 she took part in a performance of The Infernal Comedy featuring John Malkovich.
Her opera repertoire includes: Aurora (Cephalus and Procris), Snow Maiden (The Snow Maiden), Prilepa (The Queen of Spades), Ninetta (The Love for Three Oranges), Natasha (War and Peace), Louisa (Betrothal in a Monastery), Anyuta (The Story of a Real Man in concert), Gerda (The Story of Kai and Gerda), Lolita (Lolita in concert), Madame Cortese (Il viaggio a Reims) , Adina (L'elisir d'amore in concert), Norina (Don Pasquale), Gilda (Rigoletto), Tebaldo, The voice from heaven (Don Carlo), Nannetta (Falstaff), Micaëla and Frasquita (Carmen), Teresa (Benvenuto Cellini), Illia (Idomeneo), Susanna and Countess Almaviva (Le nozze di Figaro), Zerlina (Don Giovanni), Pamina (Die Zauberflöte), Waldvogel (Siegfried), Sophie (Der Rosenkavalier in concert), Antonia (Les contes d'Hoffman), Mélisande (Pelléas et Mélisande), and Zerbinetta and Naiad (Ariadne auf Naxos).
Anastasias concert repertoire includes the soprano roles in Mendelssohn's Elijah, Mahler’s Second and Eighth Symphonies, Brahms’ Ein Deutsches Requiem and Orff’s Carmina Burana.