diff --git a/classes/external.php b/classes/external.php
index a8a4ddf..e1b110e 100644
--- a/classes/external.php
+++ b/classes/external.php
@@ -41,13 +41,13 @@ class qtype_aitext_external extends external_api {
      *
      * @return void
      */
-    public static function fetch_ai_grade_parameters() {
+    public static function fetch_ai_grade_parameters(): external_function_parameters {
         return new external_function_parameters(
-            array('response' => new external_value(PARAM_TEXT, 'The students response to question'),
+            ['response' => new external_value(PARAM_TEXT, 'The students response to question'),
                 'defaultmark' => new external_value(PARAM_INT, 'The total possible score'),
                 'prompt' => new external_value(PARAM_TEXT, 'The AI Prompt'),
                 'marksscheme' => new external_value(PARAM_TEXT, 'The marks scheme')
-            )
+            ]
         );
 
     }
@@ -62,6 +62,8 @@ public static function fetch_ai_grade_parameters() {
      */
     public static function fetch_ai_grade($response, $defaultmark, $prompt, $marksscheme) {
         // Get our AI helper.
+        xdebug_break();
+
         $ai = new ai\ai();
 
         // Build an aitext question instance so we can call the same code that the question type uses when it grades.
@@ -69,7 +71,6 @@ public static function fetch_ai_grade($response, $defaultmark, $prompt, $markssc
         \question_bank::load_question_definition_classes($type);
         $aiquestion = new qtype_aitext_question();
         $aiquestion->qtype = \question_bank::get_qtype('aitext');
-
         // Make sure we have the right data for AI to work with.
         if (!empty($response) && !empty($prompt) && $defaultmark > 0) {
             $fullaiprompt = $aiquestion->build_full_ai_prompt($response, $prompt, $defaultmark, $marksscheme);
@@ -90,9 +91,9 @@ public static function fetch_ai_grade($response, $defaultmark, $prompt, $markssc
      *
      * @return void
      */
-    public static function fetch_ai_grade_returns() {
+    public static function fetch_ai_grade_returns(): external_single_structure {
         return new external_single_structure([
-            'feedback' => new external_value(PARAM_TEXT, 'text feedback for display to student', VALUE_DEFAULT),
+            'feedback' => new external_value(PARAM_CLEANHTML, 'text feedback for display to student', VALUE_DEFAULT),
             'marks' => new external_value(PARAM_FLOAT, 'AI grader awarded marks for student response', VALUE_DEFAULT),
         ]);
 
diff --git a/edit_aitext_form.php b/edit_aitext_form.php
index 989776c..1f977d9 100755
--- a/edit_aitext_form.php
+++ b/edit_aitext_form.php
@@ -44,7 +44,7 @@ protected function definition_inner($mform) {
         $mform->removeelement('generalfeedback');
         $mform->removeelement('questiontext');
         $mform->addElement('editor', 'questiontext', get_string('questiontext', 'mod_quiz'),
-            ['maxlen' => 50, 'rows' => 5, 'size' => 30], $this->editoroptions);
+            ['maxlen' => 50, 'rows' => 8, 'size' => 30], $this->editoroptions);
 
         $mform->addElement('textarea', 'aiprompt', get_string('aiprompt', 'qtype_aitext'),
              ['maxlen' => 50, 'rows' => 5, 'size' => 30]);
@@ -87,7 +87,7 @@ protected function definition_inner($mform) {
 
         $mform->addElement('select', 'responseformat',
                 get_string('responseformat', 'qtype_aitext'), $qtype->response_formats());
-        $mform->setDefault('responseformat', $this->get_default_value('responseformat', 'editor'));
+        $mform->setDefault('responseformat', get_config('qtype_aitext', 'responseformat'));
 
         $mform->addElement('select', 'responsefieldlines',
                 get_string('responsefieldlines', 'qtype_aitext'), $qtype->response_sizes());
diff --git a/lang/en/qtype_aitext.php b/lang/en/qtype_aitext.php
index 377d96a..0259ff3 100755
--- a/lang/en/qtype_aitext.php
+++ b/lang/en/qtype_aitext.php
@@ -83,6 +83,7 @@
 $string['prompttester'] = 'Prompt Tester';
 $string['responsefieldlines'] = 'Input box size';
 $string['responseformat'] = 'Response format';
+$string['responseformat_setting'] = 'The editor the student uses when responding';
 $string['responseoptions'] = 'Response options';
 $string['responsenotrequired'] = 'Text input is optional';
 $string['responseisrequired'] = 'Require the student to enter text';
diff --git a/question.php b/question.php
index 0b88a0c..f3b634d 100755
--- a/question.php
+++ b/question.php
@@ -188,7 +188,7 @@ public function grade_response(array $response) : array {
      * @param string $markscheme
      * @return string;
      */
-    public function build_full_ai_prompt($response, $aiprompt, $defaultmark, $markscheme) {
+    public function build_full_ai_prompt($response, $aiprompt, $defaultmark, $markscheme): string {
         $responsetext = strip_tags($response);
             $responsetext = '[['.$responsetext.']]';
             $prompt = get_config('qtype_aitext', 'prompt');
@@ -204,7 +204,7 @@ public function build_full_ai_prompt($response, $aiprompt, $defaultmark, $marksc
             $prompt .= ' Set marks to null in the json object.'.PHP_EOL;
         }
         $prompt .= ' '.trim(get_config('qtype_aitext', 'jsonprompt'));
-        $prompt .= ' translate to the language '.current_language();
+        $prompt .= ' translate the feedback to the language '.current_language();
         return $prompt;
 
     }
@@ -244,7 +244,7 @@ public function process_feedback(string $feedback) {
      * @param string $text
      * @return string
      */
-    protected function llm_translate(string $text) :string {
+    protected function llm_translate(string $text): string {
         if (current_language() == 'en') {
             return $text;
         }
diff --git a/renderer.php b/renderer.php
index a924d27..a6c7dfe 100755
--- a/renderer.php
+++ b/renderer.php
@@ -23,13 +23,12 @@
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 
-use Random\RandomException;
 
 defined('MOODLE_INTERNAL') || die();
 /**
  * Generates the output for aitext questions.
  *
- * @copyright  2023 Marcus Green
+ * @copyright  2024 Marcus Green
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 class qtype_aitext_renderer extends qtype_renderer {
diff --git a/settings.php b/settings.php
index dd18d6d..78a2da9 100644
--- a/settings.php
+++ b/settings.php
@@ -15,7 +15,7 @@
 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
 
 /**
- * TODO describe file settings
+ * Default settings for the aitext question type
  *
  * @package    qtype_aitext
  * @copyright  2024 Marcus Green
@@ -24,10 +24,6 @@
 defined('MOODLE_INTERNAL') || die;
 
 if ($ADMIN->fulltree) {
-    $settings->add(new admin_setting_configtext('qtype_aitext/disclaimer',
-            new lang_string('disclaimer', 'qtype_aitext'),
-            new lang_string('disclaimer_setting', 'qtype_aitext'),
-            "(Response provided by [[model]])"));
 
     $settings->add(new admin_setting_configtextarea('qtype_aitext/defaultprompt',
         new lang_string('defaultprompt', 'qtype_aitext'),
@@ -38,7 +34,7 @@
         new lang_string('defaultmarksscheme', 'qtype_aitext'),
         new lang_string('defaultmarksscheme_setting', 'qtype_aitext'),
         new lang_string('thedefaultmarksscheme', 'qtype_aitext')));
-        $settings->add(new admin_setting_configtext(
+    $settings->add(new admin_setting_configtext(
         'qtype_aitext/disclaimer',
         new lang_string('disclaimer', 'qtype_aitext'),
         new lang_string('disclaimer_setting', 'qtype_aitext'),
@@ -48,7 +44,7 @@
         'qtype_aitext/prompt',
         new lang_string('prompt', 'qtype_aitext'),
         new lang_string('prompt_setting', 'qtype_aitext'),
-        'in [responsetext] analyse the part between [[ and ]] as follows:',
+        'in [responsetext] analyse but do not mention the part between [[ and ]] as follows:',
         PARAM_RAW,
         20,
         3
@@ -64,5 +60,12 @@
         20,
         6
     ));
+    $settings->add(new admin_setting_configselect(
+        'qtype_aitext/responseformat',
+        new lang_string('responseformat', 'qtype_aitext'),
+        new lang_string('responseformat_setting', 'qtype_aitext'),
+        0, ['plain' => 'plain', 'editor' => 'editor', 'monospaced' => 'monospaced']
+    ));
+
 }
 
diff --git a/tests/fixtures/aitext_questions.mbz b/tests/fixtures/aitext_questions.mbz
index bdcef4f..e3d918e 100644
Binary files a/tests/fixtures/aitext_questions.mbz and b/tests/fixtures/aitext_questions.mbz differ