diff --git a/api/version/media-url.php b/api/version/media-url.php
index 0b883a0..d661bc9 100644
--- a/api/version/media-url.php
+++ b/api/version/media-url.php
@@ -137,6 +137,57 @@ if ($mediaId) {
     }
 }
 
+// ── Si no hay archivo local, descargar con MediaService y guardar como cache permanente ──
+if ($mediaId) {
+    try {
+        require_once __DIR__ . '/../../classes/MediaService.php';
+        $ms = new MediaService();
+        $subdir = date('Y/m');
+        $result = $ms->fetchAndStoreFromGraph($mediaId, $subdir);
+        if ($result && !empty($result['local_file'])) {
+            // Actualizar BD para que próximas peticiones se sirvan desde local
+            try {
+                $db = $db ?? Database::getInstance();
+                $db->query(
+                    "UPDATE conversations SET local_file = :lf, local_thumb = :lt, mime_type = :mt WHERE (media_url = :mid OR whatsapp_media_id = :mid2) AND (local_file IS NULL OR local_file = '')",
+                    [
+                        'lf' => $result['local_file'],
+                        'lt' => $result['local_thumb'] ?? null,
+                        'mt' => $result['mime_type'] ?? null,
+                        'mid' => $mediaId,
+                        'mid2' => $mediaId
+                    ]
+                );
+                media_log("Auto-cached media {$mediaId} → {$result['local_file']}");
+            } catch (Exception $dbErr) {
+                media_log("DB update failed after caching media {$mediaId}: " . $dbErr->getMessage());
+            }
+
+            // Servir el archivo recién descargado
+            $localPath = realpath(__DIR__ . '/../../' . ltrim($result['local_file'], '/'));
+            if ($localPath && file_exists($localPath)) {
+                $finfo = finfo_open(FILEINFO_MIME_TYPE);
+                $ctype = finfo_file($finfo, $localPath) ?: ($result['mime_type'] ?? 'application/octet-stream');
+                finfo_close($finfo);
+
+                header_remove('Content-Type');
+                header('Cache-Control: public, max-age=86400');
+                header('Content-Type: ' . $ctype);
+                header('Content-Length: ' . filesize($localPath));
+                if ($download) {
+                    $fname = basename($localPath);
+                    header('Content-Disposition: attachment; filename="' . $fname . '"');
+                }
+                readfile($localPath);
+                exit;
+            }
+        }
+    } catch (Exception $e) {
+        media_log("Auto-download failed for media {$mediaId}: " . $e->getMessage());
+        // Continuar con Graph API proxy como fallback
+    }
+}
+
 $mediaUrl = null;
 
 if ($providedUrl) {
diff --git a/api/webhook.php b/api/webhook.php
index fddf376..e4e4890 100644
--- a/api/webhook.php
+++ b/api/webhook.php
@@ -209,6 +209,12 @@ class WhatsAppWebhook {
                 $mimeType = $message['document']['mime_type'] ?? null;
                 $filename = $message['document']['filename'] ?? null;
 
+            } elseif (isset($message['sticker'])) {
+                $messageType = 'sticker';
+                $mediaUrl = $message['sticker']['url'] ?? ($message['sticker']['id'] ?? null);
+                $mimeType = $message['sticker']['mime_type'] ?? null;
+                $filename = $message['sticker']['filename'] ?? null;
+
             }
 
             // Log debug (temporal) para verificar cómo llegan media_url/filename