diff --git a/htdocs/ai/ajax/generate_content.php b/htdocs/ai/ajax/generate_content.php
index 9b1adf13b84..c476a0b09f4 100644
--- a/htdocs/ai/ajax/generate_content.php
+++ b/htdocs/ai/ajax/generate_content.php
@@ -67,7 +67,13 @@ $function = 'textgeneration';
 $generatedContent = $ai->generateContent($instructions, 'auto', $function);
 
 if (is_array($generatedContent) && $generatedContent['error']) {
-	print "Error : " . $generatedContent['message'];
+	// client errors
+	if ($generatedContent['code'] >= 400) {
+		print "Error : " . $generatedContent['message'];
+		print '<br><a href="'.DOL_MAIN_URL_ROOT.'/ai/admin/setup.php">'.$langs->trans('Check Config of Module').'</a>';
+	} else {
+		print "Error : " . $generatedContent['message'];
+	}
 } else {
 	print $generatedContent;
 }
diff --git a/htdocs/ai/class/ai.class.php b/htdocs/ai/class/ai.class.php
index 399b3adb1ee..d3baf33421c 100644
--- a/htdocs/ai/class/ai.class.php
+++ b/htdocs/ai/class/ai.class.php
@@ -131,7 +131,7 @@ class Ai
 
 			$response = curl_exec($ch);
 			if (curl_errno($ch)) {
-				throw new Exception('cURL error: ' . curl_error($ch));
+				throw new Exception('Wrong configuration !' . curl_error($ch));
 			}
 
 			$statusCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
@@ -146,7 +146,7 @@ class Ai
 
 			return $generatedEmailContent;
 		} catch (Exception $e) {
-			return array('error' => true, 'message' => $e->getMessage());
+			return array('error' => true, 'message' => $e->getMessage(), 'code' => $statusCode);
 		} finally {
 			curl_close($ch);
 		}