Sonate da camera a tre, Op. 1 (VII–XII) are six trio sonatas by Italian composer Antonio Vivaldi, published in 1705. They exemplify early-18th-century Venetian chamber music, scored for two violins and continuo and characterised by dance-derived forms, rhythmic vitality and recurring ritornello-like material, occupying an early place in Vivaldi's output that helped shape his later instrumental writing.