diff --git a/gents.sh b/gents.sh
new file mode 100755
index 0000000..4d142d9
--- /dev/null
+++ b/gents.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+set -euo pipefail
+
+# generate new typescript client, only install it when it is different, so we
+# don't trigger frontend builds needlessly.
+go run vendor/github.com/mjl-/sherpats/cmd/sherpats/main.go -bytes-to-string -slices-nullable -maps-nullable -nullable-optional -namespace api api <$1 >$2.tmp
+if cmp -s $2 $2.tmp; then
+	rm $2.tmp
+else
+	mv $2.tmp $2
+fi