Gustavo Costa, Cesar Santos, Roberto Natella, and Ermeson Andrade. 2026. A Case Study on Software Aging in LLM-Generated Python Applications. In Proceedings of the 27th Workshop on Testing and Fault Tolerance, May 25, 2026, Praia do Forte/BA, Brasil. SBC, Porto Alegre, Brasil, 13-25. DOI: https://doi.org/10.5753/wtf.2026.23233.