diff --git a/classes/ai/ai.php b/classes/ai/ai.php
index 2fe3472..1650ea9 100644
--- a/classes/ai/ai.php
+++ b/classes/ai/ai.php
@@ -64,7 +64,7 @@ class ai {
      * @param string $model
      */
     public function __construct($model = null) {
-        $this->model = $model ?? trim(explode(',',get_config('tool_aiconnect','model'))[0]);
+        $this->model = $model ?? trim(explode(',', get_config('tool_aiconnect', 'model'))[0]);
         $this->openaiapikey = get_config('tool_aiconnect', 'apikey');
         $this->temperature = get_config('tool_aiconnect', 'temperature');
         $this->endpoint = trim(get_config('tool_aiconnect', 'endpoint'));
@@ -100,11 +100,10 @@ private function make_request($data, $apikey, $multipart = null) {
         ];
         $start = microtime(true);
         $jsonresponse = $curl->post($this->endpoint, json_encode($data), $options);
-        $response = json_decode($jsonresponse,true);
+        $response = json_decode($jsonresponse, true);
         if ($response == null) {
             return ['curl_error' => $curl->get_info()->http_code, 'execution_time' => $executiontime];
         }
-        xdebug_break();
 
         if(isset($response['error'])){
              throw new moodle_exception('endpointerror', 'tool_aiconnect', '', null,