diff --git a/README.md b/README.md
index 2676696..87b722d 100644
--- a/README.md
+++ b/README.md
@@ -30,6 +30,6 @@ Szkielet komponentu Joomla 6 do gromadzenia pytań testowych.
 
 ## Instalacja
 
-W Joomla wybierz **System → Install → Install from Folder** i wskaż ten katalog. Manifestem instalacyjnym jest `com_testquestions.xml` (wersja 1.43.26).
+W Joomla wybierz **System → Install → Install from Folder** i wskaż ten katalog. Manifestem instalacyjnym jest `com_testquestions.xml` (wersja 1.43.27).
 
 Po instalacji komponent jest dostępny w panelu administratora jako **Pytania testowe**.
diff --git a/administrator/components/com_testquestions/config.xml b/administrator/components/com_testquestions/config.xml
index cb3f55c..c66344b 100644
--- a/administrator/components/com_testquestions/config.xml
+++ b/administrator/components/com_testquestions/config.xml
@@ -5,6 +5,7 @@
             <field name="ai_provider" type="list" label="COM_TESTQUESTIONS_AI_PROVIDER">
                 <option value="openai">OpenAI</option>
                 <option value="grok">Grok</option>
+                <option value="groq">Groq</option>
             </field>
             <field name="ai_api_key" type="aiapikey" addfieldprefix="Komponent\Component\Testquestions\Administrator\Field" label="COM_TESTQUESTIONS_AI_API_KEY" filter="raw" autocomplete="off" size="120" class="w-100" />
         </fieldset>
diff --git a/administrator/components/com_testquestions/language/en-GB/com_testquestions.ini b/administrator/components/com_testquestions/language/en-GB/com_testquestions.ini
index b6bcfbb..29daffa 100644
--- a/administrator/components/com_testquestions/language/en-GB/com_testquestions.ini
+++ b/administrator/components/com_testquestions/language/en-GB/com_testquestions.ini
@@ -71,8 +71,10 @@ COM_TESTQUESTIONS_AI_PROVIDER="Dostawca AI"
 COM_TESTQUESTIONS_AI_API_KEY="Klucz API"
 COM_TESTQUESTIONS_AI_OPENAI_KEY="Klucz API OpenAI"
 COM_TESTQUESTIONS_AI_GROK_KEY="Klucz API Grok"
+COM_TESTQUESTIONS_AI_GROQ_KEY="Klucz API Groq"
 COM_TESTQUESTIONS_AI_OPENAI_MODEL="Model OpenAI"
 COM_TESTQUESTIONS_AI_GROK_MODEL="Model Grok"
+COM_TESTQUESTIONS_AI_GROQ_MODEL="Model Groq API"
 COM_TESTQUESTIONS_AI_MODEL_INVALID="Wybierz prawidłowy model dla każdego dostawcy AI."
 COM_TESTQUESTIONS_AI_TOKEN_USAGE="Wykorzystanie tokenów API"
 COM_TESTQUESTIONS_AI_TOKEN_USAGE_INFO="Suma użycia zapisanego przy ocenach AI we wszystkich wynikach testów. Powtórne oceny są zliczane, jeśli zostały wykonane po tej aktualizacji."
diff --git a/administrator/components/com_testquestions/sql/updates/mysql/1.43.27.sql b/administrator/components/com_testquestions/sql/updates/mysql/1.43.27.sql
new file mode 100644
index 0000000..30a8399
--- /dev/null
+++ b/administrator/components/com_testquestions/sql/updates/mysql/1.43.27.sql
@@ -0,0 +1 @@
+-- Wydanie 1.43.27: dodano dostawcę Groq API.
diff --git a/administrator/components/com_testquestions/src/Controller/AiController.php b/administrator/components/com_testquestions/src/Controller/AiController.php
index ab4dea5..54bd177 100644
--- a/administrator/components/com_testquestions/src/Controller/AiController.php
+++ b/administrator/components/com_testquestions/src/Controller/AiController.php
@@ -36,14 +36,14 @@ class AiController extends BaseController
 
         $input = Factory::getApplication()->getInput();
         $provider = strtolower($input->post->getCmd('ai_provider', ''));
-        if (!in_array($provider, ['openai', 'grok'], true)) {
+        if (!in_array($provider, ['openai', 'grok', 'groq'], true)) {
             throw new \RuntimeException(Text::_('COM_TESTQUESTIONS_AI_PROVIDER_INVALID'));
         }
 
         $models = AiService::availableModels();
         $selectedModels = [];
-        foreach (['openai', 'grok'] as $modelProvider) {
-            $model = $input->post->getCmd('ai_' . $modelProvider . '_model', '');
+        foreach (['openai', 'grok', 'groq'] as $modelProvider) {
+            $model = trim($input->post->getString('ai_' . $modelProvider . '_model', ''));
             if (!isset($models[$modelProvider][$model])) {
                 throw new \RuntimeException(Text::_('COM_TESTQUESTIONS_AI_MODEL_INVALID'));
             }
@@ -71,7 +71,7 @@ class AiController extends BaseController
             $settings['ai_' . $modelProvider . '_model'] = $model;
         }
 
-        foreach (['openai', 'grok'] as $keyProvider) {
+        foreach (['openai', 'grok', 'groq'] as $keyProvider) {
             $fieldName = 'ai_' . $keyProvider . '_api_key';
             $apiKey = trim((string) $input->post->get($fieldName, '', 'RAW'));
             if ($apiKey !== '') {
diff --git a/administrator/components/com_testquestions/src/Model/ResultModel.php b/administrator/components/com_testquestions/src/Model/ResultModel.php
index 777c2df..56a4e92 100644
--- a/administrator/components/com_testquestions/src/Model/ResultModel.php
+++ b/administrator/components/com_testquestions/src/Model/ResultModel.php
@@ -96,7 +96,7 @@ class ResultModel extends BaseDatabaseModel
         $keyName = 'ai_' . $provider . '_api_key';
         $apiKey = trim((string) $params->get($keyName, $params->get('ai_api_key', '')));
         $componentKeyLength = mb_strlen($apiKey);
-        $defaultModels = ['openai' => 'gpt-4.1-mini', 'grok' => 'grok-4.7'];
+        $defaultModels = ['openai' => 'gpt-4.1-mini', 'grok' => 'grok-4.7', 'groq' => 'openai/gpt-oss-120b'];
         $model = trim((string) $params->get('ai_' . $provider . '_model', $defaultModels[$provider] ?? ''));
 
         // Odczytaj zapisane parametry bezpośrednio z bazy. Dzięki temu nie użyjemy
diff --git a/administrator/components/com_testquestions/src/Model/ResultsModel.php b/administrator/components/com_testquestions/src/Model/ResultsModel.php
index 819ca43..d1c4358 100644
--- a/administrator/components/com_testquestions/src/Model/ResultsModel.php
+++ b/administrator/components/com_testquestions/src/Model/ResultsModel.php
@@ -18,7 +18,7 @@ class ResultsModel extends ListModel
             $item->ai_output_tokens = 0;
             $item->ai_total_tokens = 0;
             $item->ai_cost_usd = 0.0;
-            $item->ai_tokens_by_provider = ['openai' => 0, 'grok' => 0];
+            $item->ai_tokens_by_provider = ['openai' => 0, 'grok' => 0, 'groq' => 0];
 
             $answers = json_decode((string) ($item->answers ?? ''), true);
             if (!is_array($answers)) {
@@ -68,7 +68,7 @@ class ResultsModel extends ListModel
             'output_tokens' => 0,
             'total_tokens' => 0,
             'cost_usd' => 0.0,
-            'providers' => ['openai' => $emptyProviderTotals, 'grok' => $emptyProviderTotals],
+            'providers' => ['openai' => $emptyProviderTotals, 'grok' => $emptyProviderTotals, 'groq' => $emptyProviderTotals],
         ];
 
         foreach ($answersRows as $answersJson) {
diff --git a/administrator/components/com_testquestions/src/Service/AiService.php b/administrator/components/com_testquestions/src/Service/AiService.php
index ed30dc4..17fae29 100644
--- a/administrator/components/com_testquestions/src/Service/AiService.php
+++ b/administrator/components/com_testquestions/src/Service/AiService.php
@@ -23,6 +23,11 @@ class AiService
                 'grok-4.20' => 'Grok 4.20 Reasoning',
                 'grok-4.20-non-reasoning' => 'Grok 4.20 Non-Reasoning',
             ],
+            'groq' => [
+                'openai/gpt-oss-120b' => 'GPT OSS 120B',
+                'openai/gpt-oss-20b' => 'GPT OSS 20B',
+                'llama-3.3-70b-versatile' => 'Llama 3.3 70B Versatile',
+            ],
         ];
     }
 
@@ -30,15 +35,17 @@ class AiService
     {
         $provider = strtolower(trim($provider));
         $provider = preg_replace('/[^a-z]/', '', $provider);
-        $config = $provider === 'grok'
-            ? ['url' => 'https://api.x.ai/v1/responses']
-            : ['url' => 'https://api.openai.com/v1/responses'];
+        $config = match ($provider) {
+            'grok' => ['url' => 'https://api.x.ai/v1/responses'],
+            'groq' => ['url' => 'https://api.groq.com/openai/v1/chat/completions'],
+            default => ['url' => 'https://api.openai.com/v1/responses'],
+        };
 
         if (trim($apiKey) === '') {
             throw new \RuntimeException('AI_NOT_CONFIGURED');
         }
 
-        if (!in_array($provider, ['openai', 'grok'], true)) {
+        if (!in_array($provider, ['openai', 'grok', 'groq'], true)) {
             throw new \RuntimeException('Nieprawidłowy dostawca AI: ' . $provider);
         }
 
@@ -54,12 +61,18 @@ class AiService
             . "Odpowiedź ucznia:\n" . ($answer !== '' ? $answer : 'Brak odpowiedzi') . "\n\n"
             . "Zwróć wyłącznie poprawny obiekt JSON w formacie {\"awarded_points\": liczba_całkowita, \"feedback\": \"krótka ocena po polsku\"}. W ocenie opisz poprawne i brakujące elementy. Nie zmieniaj wzorca odpowiedzi.";
 
-        $requestData = [
-            'model' => $model,
-            'input' => $input,
-        ];
+        $requestData = $provider === 'groq'
+            ? [
+                'model' => $model,
+                'messages' => [['role' => 'user', 'content' => $input]],
+                'temperature' => 0.1,
+            ]
+            : [
+                'model' => $model,
+                'input' => $input,
+            ];
         // GPT-5.x reasoning models do not accept a custom temperature.
-        if ($provider === 'grok' || $model === 'gpt-4.1-mini') {
+        if ($provider === 'grok' || ($provider === 'openai' && $model === 'gpt-4.1-mini')) {
             $requestData['temperature'] = 0.1;
         }
         $payload = json_encode($requestData, JSON_UNESCAPED_UNICODE);
@@ -115,12 +128,16 @@ class AiService
     private function getUsage(array $body, string $provider, string $model): ?array
     {
         $usage = $body['usage'] ?? null;
-        if (!is_array($usage) || !isset($usage['input_tokens'], $usage['output_tokens'])) {
+        if (!is_array($usage)) {
             return null;
         }
 
-        $inputTokens = max(0, (int) $usage['input_tokens']);
-        $outputTokens = max(0, (int) $usage['output_tokens']);
+        $inputTokens = max(0, (int) ($usage['input_tokens'] ?? $usage['prompt_tokens'] ?? 0));
+        $outputTokens = max(0, (int) ($usage['output_tokens'] ?? $usage['completion_tokens'] ?? 0));
+        if ((!isset($usage['input_tokens']) && !isset($usage['prompt_tokens']))
+            || (!isset($usage['output_tokens']) && !isset($usage['completion_tokens']))) {
+            return null;
+        }
         $cachedTokens = min($inputTokens, max(0, (int) ($usage['input_tokens_details']['cached_tokens'] ?? 0)));
         $cost = null;
         $costSource = '';
@@ -162,6 +179,10 @@ class AiService
 
     private function extractText(array $body): string
     {
+        if (isset($body['choices'][0]['message']['content']) && is_string($body['choices'][0]['message']['content'])) {
+            return trim($body['choices'][0]['message']['content']);
+        }
+
         if (!empty($body['output_text']) && is_string($body['output_text'])) {
             return trim($body['output_text']);
         }
diff --git a/administrator/components/com_testquestions/src/View/Ai/HtmlView.php b/administrator/components/com_testquestions/src/View/Ai/HtmlView.php
index 4aa02e2..17320f7 100644
--- a/administrator/components/com_testquestions/src/View/Ai/HtmlView.php
+++ b/administrator/components/com_testquestions/src/View/Ai/HtmlView.php
@@ -28,6 +28,7 @@ class HtmlView extends BaseHtmlView
         $this->usageTotals = [
             'openai' => ['calls' => 0, 'input_tokens' => 0, 'output_tokens' => 0, 'total_tokens' => 0, 'cost_usd' => 0.0, 'cost_calls' => 0],
             'grok' => ['calls' => 0, 'input_tokens' => 0, 'output_tokens' => 0, 'total_tokens' => 0, 'cost_usd' => 0.0, 'cost_calls' => 0],
+            'groq' => ['calls' => 0, 'input_tokens' => 0, 'output_tokens' => 0, 'total_tokens' => 0, 'cost_usd' => 0.0, 'cost_calls' => 0],
         ];
 
         $usageRows = $db->setQuery(
diff --git a/administrator/components/com_testquestions/tmpl/ai/default.php b/administrator/components/com_testquestions/tmpl/ai/default.php
index f977991..187ef1d 100644
--- a/administrator/components/com_testquestions/tmpl/ai/default.php
+++ b/administrator/components/com_testquestions/tmpl/ai/default.php
@@ -7,8 +7,10 @@
 <?php $legacyKey = (string) ($this->settings['ai_api_key'] ?? ''); ?>
 <?php $openaiKey = (string) ($this->settings['ai_openai_api_key'] ?? ($provider === 'openai' ? $legacyKey : '')); ?>
 <?php $grokKey = (string) ($this->settings['ai_grok_api_key'] ?? ($provider === 'grok' ? $legacyKey : '')); ?>
+<?php $groqKey = (string) ($this->settings['ai_groq_api_key'] ?? ($provider === 'groq' ? $legacyKey : '')); ?>
 <?php $openaiModel = (string) ($this->settings['ai_openai_model'] ?? 'gpt-4.1-mini'); ?>
 <?php $grokModel = (string) ($this->settings['ai_grok_model'] ?? 'grok-4.7'); ?>
+<?php $groqModel = (string) ($this->settings['ai_groq_model'] ?? 'openai/gpt-oss-120b'); ?>
 <form action="<?php echo Route::_('index.php?option=com_testquestions&view=ai'); ?>" method="post" name="adminForm" id="adminForm">
     <div class="card" style="max-width: 900px;">
         <div class="card-body">
@@ -17,9 +19,10 @@
                 <select id="ai-provider" name="ai_provider" class="form-select" required>
                     <option value="openai" <?php echo $provider === 'openai' ? 'selected' : ''; ?>>OpenAI</option>
                     <option value="grok" <?php echo $provider === 'grok' ? 'selected' : ''; ?>>Grok</option>
+                    <option value="groq" <?php echo $provider === 'groq' ? 'selected' : ''; ?>>Groq</option>
                 </select>
             </div>
-            <div class="mb-3">
+            <div class="mb-3" data-ai-provider-section="openai">
                 <label for="ai-openai-model" class="form-label"><?php echo \Joomla\CMS\Language\Text::_('COM_TESTQUESTIONS_AI_OPENAI_MODEL'); ?></label>
                 <select id="ai-openai-model" name="ai_openai_model" class="form-select" required>
                     <?php foreach ($availableModels['openai'] as $modelId => $modelLabel) : ?>
@@ -27,7 +30,7 @@
                     <?php endforeach; ?>
                 </select>
             </div>
-            <div class="mb-3">
+            <div class="mb-3" data-ai-provider-section="openai">
                 <label for="ai-openai-api-key" class="form-label"><?php echo \Joomla\CMS\Language\Text::_('COM_TESTQUESTIONS_AI_OPENAI_KEY'); ?></label>
                 <div class="input-group">
                     <input type="password" id="ai-openai-api-key" name="ai_openai_api_key" value="<?php echo htmlspecialchars($openaiKey, ENT_QUOTES, 'UTF-8'); ?>" class="form-control" size="120" maxlength="4096" autocomplete="new-password">
@@ -37,7 +40,7 @@
                     <?php echo $openaiKey !== '' ? 'Zapisany klucz: ' . mb_strlen($openaiKey) . ' znaków. Pozostaw pole bez zmian, aby go zachować.' : 'Nie zapisano klucza OpenAI.'; ?>
                 </small>
             </div>
-            <div class="mb-3">
+            <div class="mb-3" data-ai-provider-section="grok">
                 <label for="ai-grok-api-key" class="form-label"><?php echo \Joomla\CMS\Language\Text::_('COM_TESTQUESTIONS_AI_GROK_KEY'); ?></label>
                 <div class="input-group">
                     <input type="password" id="ai-grok-api-key" name="ai_grok_api_key" value="<?php echo htmlspecialchars($grokKey, ENT_QUOTES, 'UTF-8'); ?>" class="form-control" size="120" maxlength="4096" autocomplete="new-password">
@@ -47,7 +50,7 @@
                     <?php echo $grokKey !== '' ? 'Zapisany klucz: ' . mb_strlen($grokKey) . ' znaków. Pozostaw pole bez zmian, aby go zachować.' : 'Nie zapisano klucza Grok.'; ?>
                 </small>
             </div>
-            <div class="mb-3">
+            <div class="mb-3" data-ai-provider-section="grok">
                 <label for="ai-grok-model" class="form-label"><?php echo \Joomla\CMS\Language\Text::_('COM_TESTQUESTIONS_AI_GROK_MODEL'); ?></label>
                 <select id="ai-grok-model" name="ai_grok_model" class="form-select" required>
                     <?php foreach ($availableModels['grok'] as $modelId => $modelLabel) : ?>
@@ -55,6 +58,24 @@
                     <?php endforeach; ?>
                 </select>
             </div>
+            <div class="mb-3" data-ai-provider-section="groq">
+                <label for="ai-groq-api-key" class="form-label"><?php echo \Joomla\CMS\Language\Text::_('COM_TESTQUESTIONS_AI_GROQ_KEY'); ?></label>
+                <div class="input-group">
+                    <input type="password" id="ai-groq-api-key" name="ai_groq_api_key" value="<?php echo htmlspecialchars($groqKey, ENT_QUOTES, 'UTF-8'); ?>" class="form-control" size="120" maxlength="4096" autocomplete="new-password">
+                    <button type="button" class="btn btn-outline-secondary" data-ai-key-toggle="ai-groq-api-key">Pokaż</button>
+                </div>
+                <small class="form-text text-muted">
+                    <?php echo $groqKey !== '' ? 'Zapisany klucz: ' . mb_strlen($groqKey) . ' znaków. Pozostaw pole bez zmian, aby go zachować.' : 'Nie zapisano klucza Groq.'; ?>
+                </small>
+            </div>
+            <div class="mb-3" data-ai-provider-section="groq">
+                <label for="ai-groq-model" class="form-label"><?php echo \Joomla\CMS\Language\Text::_('COM_TESTQUESTIONS_AI_GROQ_MODEL'); ?></label>
+                <select id="ai-groq-model" name="ai_groq_model" class="form-select" required>
+                    <?php foreach ($availableModels['groq'] as $modelId => $modelLabel) : ?>
+                        <option value="<?php echo htmlspecialchars($modelId, ENT_QUOTES, 'UTF-8'); ?>" <?php echo $groqModel === $modelId ? 'selected' : ''; ?>><?php echo htmlspecialchars($modelLabel, ENT_QUOTES, 'UTF-8'); ?></option>
+                    <?php endforeach; ?>
+                </select>
+            </div>
             <hr>
             <h3><?php echo \Joomla\CMS\Language\Text::_('COM_TESTQUESTIONS_AI_TOKEN_USAGE'); ?></h3>
             <p class="text-muted"><?php echo \Joomla\CMS\Language\Text::_('COM_TESTQUESTIONS_AI_TOKEN_USAGE_INFO'); ?></p>
@@ -71,7 +92,7 @@
                         </tr>
                     </thead>
                     <tbody>
-                        <?php foreach (['openai' => 'OpenAI', 'grok' => 'Grok'] as $usageProvider => $usageProviderLabel) : ?>
+                        <?php foreach (['openai' => 'OpenAI', 'grok' => 'Grok', 'groq' => 'Groq'] as $usageProvider => $usageProviderLabel) : ?>
                             <?php $providerUsage = $usageTotals[$usageProvider]; ?>
                             <tr>
                                 <th><?php echo $usageProviderLabel; ?></th>
@@ -106,4 +127,12 @@ document.querySelectorAll('[data-ai-key-toggle]').forEach(function (button) {
         this.textContent = visible ? 'Pokaż' : 'Ukryj';
     });
 });
+const providerSelect = document.getElementById('ai-provider');
+const updateProviderFields = function () {
+    document.querySelectorAll('[data-ai-provider-section]').forEach(function (section) {
+        section.hidden = section.dataset.aiProviderSection !== providerSelect.value;
+    });
+};
+providerSelect.addEventListener('change', updateProviderFields);
+updateProviderFields();
 </script>
diff --git a/administrator/components/com_testquestions/tmpl/result/default.php b/administrator/components/com_testquestions/tmpl/result/default.php
index fee7a85..0a00ea8 100644
--- a/administrator/components/com_testquestions/tmpl/result/default.php
+++ b/administrator/components/com_testquestions/tmpl/result/default.php
@@ -49,22 +49,26 @@ $resolveImageUrl = static function ($path) {
                 <?php echo \Joomla\CMS\Language\Text::sprintf('COM_TESTQUESTIONS_AI_EVALUATE_ALL', $pendingAiCount); ?>
             </button>
             <?php
-            $usageTotals = ['input_tokens' => 0, 'output_tokens' => 0, 'total_tokens' => 0, 'cost_usd' => 0.0, 'providers' => []];
+            $usageTotals = ['input_tokens' => 0, 'output_tokens' => 0, 'total_tokens' => 0, 'cost_usd' => 0.0, 'cost_calls' => 0, 'providers' => []];
             foreach ($this->item->answers as $savedAnswer) {
                 $usage = $savedAnswer['ai_usage'] ?? null;
                 if (!is_array($usage)) continue;
                 $usageTotals['input_tokens'] += (int) ($usage['input_tokens'] ?? 0);
                 $usageTotals['output_tokens'] += (int) ($usage['output_tokens'] ?? 0);
                 $usageTotals['total_tokens'] += (int) ($usage['total_tokens'] ?? 0);
-                if (is_numeric($usage['cost_usd'] ?? null)) $usageTotals['cost_usd'] += (float) $usage['cost_usd'];
+                if (is_numeric($usage['cost_usd'] ?? null)) {
+                    $usageTotals['cost_usd'] += (float) $usage['cost_usd'];
+                    $usageTotals['cost_calls']++;
+                }
                 if (!empty($usage['provider'])) $usageTotals['providers'][(string) $usage['provider']] = true;
             }
             ?>
             <?php if ($usageTotals['total_tokens'] > 0) : ?>
+                <?php $usageProviderLabels = array_map(static function ($usageProvider) { return ['openai' => 'OpenAI', 'grok' => 'Grok', 'groq' => 'Groq'][$usageProvider] ?? $usageProvider; }, array_keys($usageTotals['providers'])); ?>
                 <span class="badge text-bg-light border ms-2" title="Suma dotychczasowych ocen AI">
-                    ✦ <?php echo implode(' + ', array_map('htmlspecialchars', array_keys($usageTotals['providers']))); ?>:
+                    ✦ <?php echo implode(' + ', array_map('htmlspecialchars', $usageProviderLabels)); ?>:
                     <?php echo number_format($usageTotals['total_tokens'], 0, ',', ' '); ?> tokenów,
-                    <?php echo number_format($usageTotals['cost_usd'], 8, ',', ' '); ?> USD
+                    <?php echo $usageTotals['cost_calls'] > 0 ? number_format($usageTotals['cost_usd'], 8, ',', ' ') . ' USD' : 'koszt niedostępny'; ?>
                 </span>
             <?php endif; ?>
         </div>
@@ -92,8 +96,8 @@ $resolveImageUrl = static function ($path) {
                         <?php if (!empty($answer['ai_usage']) && is_array($answer['ai_usage'])) : ?>
                             <?php $usage = $answer['ai_usage']; ?>
                             <?php $usageProvider = (string) ($usage['provider'] ?? ''); ?>
-                            <span class="badge text-bg-light border ms-2" title="<?php echo $usageProvider === 'grok' ? 'Koszt zwrócony przez dostawcę' : 'Koszt obliczony z faktycznie wykorzystanych tokenów i stawek modelu'; ?>">
-                                <?php echo $usageProvider === 'grok' ? '✦ Grok' : '◉ OpenAI'; ?> ·
+                            <span class="badge text-bg-light border ms-2" title="<?php echo $usageProvider === 'grok' ? 'Koszt zwrócony przez dostawcę' : ($usageProvider === 'groq' ? 'Groq zwrócił wykorzystane tokeny; koszt nie jest zwracany przez to API' : 'Koszt obliczony z faktycznie wykorzystanych tokenów i stawek modelu'); ?>">
+                                <?php echo $usageProvider === 'grok' ? '✦ Grok' : ($usageProvider === 'groq' ? '⚡ Groq' : '◉ OpenAI'); ?> ·
                                 <?php echo number_format((int) ($usage['input_tokens'] ?? 0), 0, ',', ' '); ?> in /
                                 <?php echo number_format((int) ($usage['output_tokens'] ?? 0), 0, ',', ' '); ?> out ·
                                 <?php echo is_numeric($usage['cost_usd'] ?? null) ? number_format((float) $usage['cost_usd'], 8, ',', ' ') . ' USD' : 'koszt niedostępny'; ?>
diff --git a/administrator/components/com_testquestions/tmpl/results/default.php b/administrator/components/com_testquestions/tmpl/results/default.php
index 329439b..70e6238 100644
--- a/administrator/components/com_testquestions/tmpl/results/default.php
+++ b/administrator/components/com_testquestions/tmpl/results/default.php
@@ -50,6 +50,12 @@ HTMLHelper::_('behavior.multiselect');
             <?php echo number_format((int) $this->aiUsageTotals['providers']['grok']['output_tokens'], 0, ',', ' '); ?> wyj.)
             <?php if ($this->aiUsageTotals['providers']['grok']['cost_usd'] > 0) : ?> · <?php echo number_format((float) $this->aiUsageTotals['providers']['grok']['cost_usd'], 8, ',', ' '); ?> USD<?php endif; ?>
         </span>
+        <span class="d-block">
+            <strong>Groq:</strong>
+            <?php echo number_format((int) $this->aiUsageTotals['providers']['groq']['total_tokens'], 0, ',', ' '); ?> tokenów
+            (<?php echo number_format((int) $this->aiUsageTotals['providers']['groq']['input_tokens'], 0, ',', ' '); ?> wej. /
+            <?php echo number_format((int) $this->aiUsageTotals['providers']['groq']['output_tokens'], 0, ',', ' '); ?> wyj.)
+        </span>
         <span class="d-block"><strong>Łącznie:</strong> <?php echo number_format((int) $this->aiUsageTotals['total_tokens'], 0, ',', ' '); ?> tokenów</span>
     </div>
     <table class="table table-striped">
@@ -84,7 +90,8 @@ HTMLHelper::_('behavior.multiselect');
                     <?php if ($item->ai_total_tokens > 0) : ?>
                         <small class="d-block text-muted">
                             OpenAI: <?php echo number_format((int) $item->ai_tokens_by_provider['openai'], 0, ',', ' '); ?> ·
-                            Grok: <?php echo number_format((int) $item->ai_tokens_by_provider['grok'], 0, ',', ' '); ?>
+                            Grok: <?php echo number_format((int) $item->ai_tokens_by_provider['grok'], 0, ',', ' '); ?> ·
+                            Groq: <?php echo number_format((int) $item->ai_tokens_by_provider['groq'], 0, ',', ' '); ?>
                         </small>
                         <small class="d-block text-muted">
                             <?php echo number_format((int) $item->ai_total_tokens, 0, ',', ' '); ?> łącznie
diff --git a/com_testquestions.xml b/com_testquestions.xml
index 6e81dce..7f5aae6 100644
--- a/com_testquestions.xml
+++ b/com_testquestions.xml
@@ -4,7 +4,7 @@
     <creationDate>2026-10-14</creationDate>
     <author>Komponent</author>
     <license>GNU General Public License version 2 or later</license>
-    <version>1.43.26</version>
+    <version>1.43.27</version>
     <description>COM_TESTQUESTIONS_DESCRIPTION</description>
     <element>com_testquestions</element>
     <namespace path="src">Komponent\Component\Testquestions</namespace>