Stefano Papi was a student of Jacopo Chiavistelli and collaborated with painters of the same school.With Giuseppe Tonelli theJune 16 1699he has a contract to Florence with the Marquis Fabio Feroni for achieving Bellavista villa decoration, near Borgo a Buggiano in collaboration with Rinaldo Botti and Andrea Landini .In 1703, he participated with a team including Giuseppe Tonelli , Lorenzo del Moro , Rinaldo Botti and Landini.During the first years of the xviii th century, he participated with a team including including Giuseppe Tonelli, Rinaldo Botti and Lorenzo Del Moro in the decoration of the Villa di Lappeggi belonging to Cardinal Francesco Maria de 'Medici , and a " soprapporto nel Caffeaus ".In 1703 he collaborated with Giuseppe Tonelli, in the convent church of Santa Maria di Candeli where it generates over inside the main door a sham that fits perfectly to surrounding elements " tanto al vero a occhio tondo, o con finestra stucchi intorno che ognuno remained ingannato credendola vera ".In 1706 he enrolled at the Accademia delle Arti del Disegno and in 1728 he was commissioned to paint a carton for ornamental edges arazzi (tapestry) representing the four parts of the world that Giovanni Camillo Sagrestani had made ​​for Arazzeria ( tapestry workshop) grand ducal.