diff --git a/benchmark/isprime.wrk.txt b/benchmark/isprime.wrk.txt
new file mode 100644
index 0000000..f439662
--- /dev/null
+++ b/benchmark/isprime.wrk.txt
@@ -0,0 +1,2 @@
+wrk.method = "POST"
+wrk.body   = "35742549198872617291353508656626642567"