Palacios started his career playing for his hometown team Club Atlético Costa Brava, before joining the youth academy of Talleres in 2019.[1] On 14 November 2021, Palacios signed his first professional contract with the club.[2] On 9 April 2022, Palacios made his professional debut in a 1–5 loss against Defensa y Justicia in a Copa de la Liga Profesional match.[3]
On 30 August 2024, Palacios completed his move to Inter Milan for a reported fee of €6.5 million plus €4.5 million of bonuses to be equally shared between Talleres and Independiente Rivadavia, signing a five-year contract with the Serie A side.[5][6] He made his debut for the club on 30 October 2024, coming on as an 81st-minute substitute for Stefan de Vrij in a 3–0 league win against Empoli.[7]
International career
Palacios is an Argentina youth international, with five caps with the under-20 squad.[8]