diff --git a/api.php b/api.php
index 45728c4..779a7e7 100644
--- a/api.php
+++ b/api.php
@@ -1,23 +1,26 @@
 <?php
-// Einbinden der Konfigurationsdatei
+// Include the configuration file
 require_once 'config.php';
 
-// Überprüfen, ob eine POST-Anfrage gesendet wurde
+// Check if a POST request is sent
 if ($_SERVER['REQUEST_METHOD'] === 'POST') {
-    // Lesen der Eingabe aus dem POST-Body
     $input = json_decode(file_get_contents('php://input'), true);
     $user_message = $input['message'];
 
-    // Hier würden Sie den API-Aufruf an OpenAI mit den Konfigurationsvariablen durchführen
-    // Dies ist ein Platzhalter für die tatsächliche API-Implementierung
-    $response = "Dies ist eine Beispielantwort vom ChatGPT-Assistenten.";
+    // Prepare the command to execute the Python script
+    // Note: Make sure `python` or `python3` is properly configured in your system's PATH.
+    $command = escapeshellcmd("python3 assistant.py '$user_message'");
+    $output = shell_exec($command);
 
-    // Senden der Antwort zurück an das Frontend
+    // Decode the response from Python script
+    $response = json_decode($output, true);
+    
+    // Send back the response
     header('Content-Type: application/json');
-    echo json_encode(['response' => $response]);
+    echo json_encode(['response' => $response['response']]);
 } else {
-    // Wenn keine POST-Anfrage, senden Sie einen Fehler
+    // If not a POST request, return an error
     header('HTTP/1.1 405 Method Not Allowed');
-    echo 'Nur POST-Anfragen sind erlaubt.';
+    echo 'Only POST requests are allowed.';
 }
 ?>
\ No newline at end of file
diff --git a/assistant.py b/assistant.py
new file mode 100644
index 0000000..4282fd3
--- /dev/null
+++ b/assistant.py
@@ -0,0 +1,28 @@
+import sys
+import openai
+import json
+
+def main(user_message):
+    # Set your OpenAI API key from the environment, or replace with your key here
+    openai.api_key = "sk-proj-CMVUSsmXIr-Da3a8bpAByG0v2FD1hxEahGs7CqTz7tcegAWGP03OitAAD5LQVf_z5ZUucDWZ10pSHXJVzoWZeGCHueskkC5IMLccUldlvTlsfUA"
+    
+    try:
+        # Call the OpenAI ChatCompletion API
+        response = openai.ChatCompletion.create(
+            model="gpt-3.5-turbo",
+            messages=[{"role": "user", "content": user_message}],
+            assistant_id="asst_0LyJEWQS90Sx0oEIYBVWE47C"  # Assistant ID
+        )
+
+        assistant_message = response['choices'][0]['message']['content']
+        print(json.dumps({"response": assistant_message}))
+
+    except Exception as e:
+        print(json.dumps({"response": f"An error occurred: {str(e)}"}))
+
+if __name__ == "__main__":
+    if len(sys.argv) > 1:
+        user_message = sys.argv[1]
+        main(user_message)
+    else:
+        print(json.dumps({"response": "No message provided"}))
\ No newline at end of file