diff --git a/backup/moodle2/backup_qtype_aitext_plugin.class.php b/backup/moodle2/backup_qtype_aitext_plugin.class.php
index 3d26ad8..da0c26d 100755
--- a/backup/moodle2/backup_qtype_aitext_plugin.class.php
+++ b/backup/moodle2/backup_qtype_aitext_plugin.class.php
@@ -46,10 +46,10 @@ protected function define_question_plugin_structure() {
         $plugin->add_child($pluginwrapper);
 
         // Now create the qtype own structures.
-        $aitext = new backup_nested_element('aitext', ['id'], array(
+        $aitext = new backup_nested_element('aitext', ['id'], [
                 'aiprompt', 'responseformat', 'responsefieldlines', 'minwordlimit', 'maxwordlimit',
                 'graderinfo', 'graderinfoformat', 'responsetemplate',
-                'responsetemplateformat', 'maxbytes'));
+                'responsetemplateformat', 'maxbytes']);
 
         // Now the own qtype tree.
         $pluginwrapper->add_child($aitext);
diff --git a/lang/en/qtype_aitext.php b/lang/en/qtype_aitext.php
index 2e0190c..358b743 100755
--- a/lang/en/qtype_aitext.php
+++ b/lang/en/qtype_aitext.php
@@ -58,6 +58,10 @@
 $string['minwordlimit_help'] = 'If the response requires that students enter text, this is the minimum number of words that each student will be allowed to submit.';
 $string['minwordlimitboundary'] = 'This question requires a response of at least {$a->limit} words and you are attempting to submit {$a->count} words. Please expand your response and try again.';
 $string['nlines'] = '{$a} lines';
+$string['prompt'] = 'Prompt';
+$string['prompt_setting'] = 'Wrapper text for the prompt set to the AI System';
+$string['jsonprompt'] = 'JSon prompt';
+$string['jsonprompt_setting'] = 'Instructions sent to convert the returned value into json';
 $string['pluginname'] = 'AI Text';
 $string['pluginname_help'] = 'In response to a question, the respondent enters text. A response template may be provided. Responses are given a preliminary grade by an AI system (e.g. ChatGPT) then can be graded manually.';
 $string['pluginname_link'] = 'question/type/AI Text';
diff --git a/question.php b/question.php
index bcb806d..811659a 100755
--- a/question.php
+++ b/question.php
@@ -136,17 +136,20 @@ public function apply_attempt_state(question_attempt_step $step) {
     public function grade_response(array $response) : array {
         $ai = new ai\ai();
         if (is_array($response)) {
-            $prompt = 'in [[' . strip_tags($response['answer']) . ']]';
-            $prompt .= ' analyse the part between [[ and ]] as follows: ';
-            $prompt .= $this->aiprompt;
-
-            if ($this->markscheme > '') {
+            $responsetext = strip_tags($response['answer']);
+            $responsetext = '[['.$responsetext.']]';
+            $prompt = get_config('qtype_aitext', 'prompt');
+            $prompt = preg_replace("/\[responsetext\]/", $responsetext, $prompt);
+            $prompt .= ' '.trim($this->aiprompt);            if ($this->markscheme > '') {
                 $prompt .= ' '.$this->markscheme;
             } else {
+                // Todo should this be a plugin setting value?.
                 $prompt .= ' Set marks to null in the json object.'.PHP_EOL;
             }
-            $prompt .= ' '.$this->get_json_prompt();
+
+            $prompt .= ' '.trim(get_config('qtype_aitext', 'jsonprompt'));
             $prompt .= ' respond in the language '.current_language();
+
             $llmresponse = $ai->prompt_completion($prompt);
             $feedback = $llmresponse['response']['choices'][0]['message']['content'];
         }
@@ -158,7 +161,7 @@ public function grade_response(array $response) : array {
             $grade = [0 => 0, question_state::$needsgrading];
         } else {
             $fraction = $contentobject->marks / $this->defaultmark;
-            $grade = array($fraction, question_state::graded_state_for_fraction($fraction));
+            $grade = [$fraction, question_state::graded_state_for_fraction($fraction)];
         }
          // The -aicontent data is used in question preview. Only needs to happen in preview.
         $this->insert_attempt_step_data('-aiprompt', $prompt);
@@ -186,22 +189,12 @@ public function process_feedback(string $feedback) {
         } else {
             $contentobject = (object) [
                                         "feedback" => $feedback,
-                                        "marks" => null
+                                        "marks" => null,
                                         ];
         }
         return $contentobject;
     }
-    /**
-     * Get the LLM string that tells it to return the result as json
-     *
-     * @return string
-     */
-    protected function get_json_prompt() :string {
-        return 'Return only a JSON object which enumerates a set of 2  elements.
-        The elements should have properties of "feedback" and "marks".
-        The resulting JSON object should be in this format: {"feedback":"string","marks":"number"}
-        where marks is a single value summing all marks.\n\n';
-    }
+
     /**
      * Translate into the current language and
      * store in a cache
diff --git a/settings.php b/settings.php
index 919628a..e5642c8 100644
--- a/settings.php
+++ b/settings.php
@@ -24,9 +24,30 @@
 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 ChatGPT)"));
+    $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 ChatGPT)'
+    ));
+    $settings->add(new admin_setting_configtextarea(
+        '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.',
+        PARAM_RAW,
+        20,
+        3
+    ));
+    $settings->add(new admin_setting_configtextarea(
+        'qtype_aitext/jsonprompt',
+        new lang_string('jsonprompt', 'qtype_aitext'),
+        new lang_string('jsonprompt_setting', 'qtype_aitext'),
+        'Return only a JSON object which enumerates a set of 2 elements.The JSON object should be in
+			this format: {feedback":"string","marks":"number"} where marks is a single value summing all marks.',
+        PARAM_RAW,
+        20,
+        6
+    ));
 }
 
diff --git a/version.php b/version.php
index 445bf13..50623c5 100755
--- a/version.php
+++ b/version.php
@@ -26,7 +26,7 @@
 defined('MOODLE_INTERNAL') || die();
 
 $plugin->component = 'qtype_aitext';
-$plugin->version   = 2024021800;
+$plugin->version   = 2024042201;
 $plugin->requires  = 2020110900;
 $plugin->maturity  = MATURITY_BETA;
 $plugin->dependencies = [