diff --git a/example.c b/example.c
index 32fbe8a..1ae95cf 100644
--- a/example.c
+++ b/example.c
@@ -9,6 +9,8 @@
 #include <blkmaker.h>
 #include <blkmaker_jansson.h>
 
+#include "testinput.c"
+
 static
 void send_json(json_t *req) {
 	char *s = json_dumps(req, JSON_INDENT(2));
@@ -38,7 +40,13 @@ int main(int argc, char**argv) {
 	// send req to server and parse response into req
 	send_json(req);
 	json_decref(req);
-	req = json_loadf(stdin, JSON_DISABLE_EOF_CHECK, &jsone);
+	if (argc == 2)
+		req = json_loadf(stdin, JSON_DISABLE_EOF_CHECK, &jsone);
+	else
+	{
+		req = json_loads(blkmaker_test_input, 0, &jsone);
+		send_json(req);
+	}
 	assert(req);
 	
 	err = blktmpl_add_jansson(tmpl, req, time(NULL));
diff --git a/testinput.c b/testinput.c
new file mode 100644
index 0000000..0b7f898
--- /dev/null
+++ b/testinput.c
@@ -0,0 +1,37 @@
+const char *blkmaker_test_input =
+"{"
+	"\"result\": {"
+		"\"previousblockhash\": \"000000004d424dec1c660a68456b8271d09628a80cc62583e5904f5894a2483c\","
+		"\"target\": \"00000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffff\","
+		"\"noncerange\": \"00000000ffffffff\","
+		"\"transactions\": [],"
+		"\"sigoplimit\": 20000,"
+		"\"expires\": 120,"
+		"\"longpoll\": \"/LP\","
+		"\"height\": 23957,"
+		"\"coinbasetxn\": {"
+			"\"data\": \""
+				"01000000"  // txn version
+				"01"        // txn in count
+				"0000000000000000000000000000000000000000000000000000000000000000"  // input coin
+				"ffffffff"
+				"13" "02955d0f00456c6967697573005047dc66085f"  // scriptSig
+				"ffffffff"                                     // sequence
+				"02"         // tx out count
+				"fff1052a01000000"                                         // tx out #1 amount
+				"19" "76a9144ebeb1cd26d6227635828d60d3e0ed7d0da248fb88ac"  // tx out #1 scriptPubKey
+				"0100000000000000"                                         // tx out #2 amount
+				"19" "76a9147c866aee1fa2f3b3d5effad576df3dbf1f07475588ac"  // tx out #2 scriptPubKey
+				"00000000"   // lock time
+			"\""
+		"},"
+		"\"version\": 2,"
+		"\"curtime\": 1346886758,"
+		"\"mutable\": [\"coinbase/append\"],"
+		"\"sizelimit\": 1000000,"
+		"\"bits\": \"1d00ffff\""
+	"},"
+	"\"id\": 2,"
+	"\"error\": null"
+"}"
+;
\ No newline at end of file