diff --git a/source/app.d b/source/app.d
index 4cfb854..31959d8 100644
--- a/source/app.d
+++ b/source/app.d
@@ -49,6 +49,15 @@ void onAPIRequest(HTTPServerRequest request, HTTPServerResponse response)
 
 	import std.stdio : writeln;
 	writeln(apiEndpoint);
+
+	import std.file : append;
+	struct LogEntry
+	{
+		string endpoint;
+		Json request;
+		Json response;
+	}
+	append("api.log", LogEntry(apiEndpoint, requestJson, finalResponseJson).serializeToJson.toPrettyString ~ "\n\n");
 }
 
 Json getRequestJson(ubyte[] input, string endpoint, string nonce)