diff --git a/constants/constants.go b/constants/constants.go
new file mode 100644
index 0000000..516b32c
--- /dev/null
+++ b/constants/constants.go
@@ -0,0 +1,9 @@
+package constants
+
+import (
+	"os"
+)
+
+var (
+	ClientKey = os.Getenv("CLIENT_KEY")
+)