 His poetry includes an epic in honor of one of his patrons, Federico da Montefeltro, followed by a discourse on painting.The event commemorates a visit to Mantua, where the Duke marveled at the skill of Andrea Mantegna, he then goes on to comment that "In this splendid and gentle art/ so many have been famous in our century/ that it make others seem destitute".Santi then goes on to list famous names in painting, as known to him, this constitutes a remarkable concise list of 27 prominent painters of late 15th-century Italy and the Flanders, as one painter would have known.