Internationally recognized as a composer and multi-instrumentalist, he has over five decades of career, making it one of the most prolific and prestigious in the national music scene. As a researcher in the field of early music and the Portuguese guitar, he has published books and articles on musical organology and, in this context, has given lectures in Europe, Brazil, Colombia, the USA, and Macau. With an extensive discography that includes nearly two dozen works, mainly dedicated to early music, his original compositions, and the solo repertoire of the Portuguese cittern, he has performed as a soloist in major venues and festivals across Europe, the United States, Colombia, Macau, and Brazil. Since 1970, he has participated in and programmed various festivals, represented Portugal at prestigious institutional events, and was even at the genesis of the World Music movement, frequently performing at Peter Gabriel's Womad Festival. As a composer, he has created music for film, theater, and ballet.
In 2017, Pedro Caldeira Cabral was honored in recognition of his work in musical creation, research, dissemination, and international promotion of Portuguese musical culture with the rank of Grand Officer of the Order of Prince Henry, awarded by the President of the Republic, Professor Marcelo Rebelo de Sousa. This order distinguishes individuals who have rendered outstanding services to Portugal, both within the country and abroad, in promoting Portuguese culture and enhancing the knowledge of Portugal, its history, and its values.