In conclusion, we successfully established an effective predictive BC model based on 8 pyroptosis‐related lncRNAs, including AC004585.1, DLGAP1‐AS1, TNFRSF14‐AS1, AL606834.2, Z68871.1, AC009119.1, LINC01871 and AL136368.1. This evidence concerns the gene DLGAP1 and breast cancer.