Agosti has not been married yet but she has been engaged to love of her life Andrea Romiti after having romantic love affairs for several years. She also expressed her desire to make him her loving husband. In the early 2011, she welcomed a daughter named Cleo Romiti and their second child Diego Romiti was born at the end of 2013. Her nationality is Italian and she has Italian ethnicity.
Agosti has been active as an actress since 2000. She made her acting debut by starring in the play The Odd Couple. In 2000, she also appeared in Steam Factory. Two years, later she appeared in the TV series Azzurro. In 2004, she was seen in Tomorrow voices, Main Stage all'Arezzo Wawe Love Festival and Space Girls. That year, she also appeared in the sitcom Italian Camera Café. From 2007, she began hosting the radio show RMC Magazine - Radio Monte Carlo. She hosted this show for about two years. She is now aged 37 years old. Her net worth is in millions.