diff --git a/source/Ox/js/Array.js b/source/Ox/js/Array.js
index 6be9157a..c7e383a7 100644
--- a/source/Ox/js/Array.js
+++ b/source/Ox/js/Array.js
@@ -2,6 +2,8 @@
 
 /*@
 Ox.api <f> Turns an array into a list API
+    <code>Ox.api</code> takes an array and returns a function that allows you to
+    run complex queries against it. See the examples below for details.
     (items, options) -> <f> List API
     items <[o]> An array of objects (key/value stores)
     options <o> Options object
@@ -215,7 +217,7 @@ Ox.api = function(items, options) {
         return match;
     }
 
-    return function(options) {
+    return function(options, callback) {
         var data,
             result = {data: {}, status: {code: 200, text: 'ok'}},
             sort = {};
@@ -278,6 +280,7 @@ Ox.api = function(items, options) {
                 );
             }
         }
+        callback && callback(result);
         return result;
     };