diff --git a/.gitignore b/.gitignore
index 4684df71..50726f64 100644
--- a/.gitignore
+++ b/.gitignore
@@ -62,3 +62,7 @@ Thumbs.db
 
 # Playwright MCP
 .playwright-mcp
+
+# Nx — local machine cache (agents/CI should never commit these)
+.nx/cache
+.nx/workspace-data