diff --git a/app/Http/Livewire/Chat/ShowConfiguracionChat.php b/app/Http/Livewire/Chat/ShowConfiguracionChat.php
index 50fb618..c0609dd 100755
--- a/app/Http/Livewire/Chat/ShowConfiguracionChat.php
+++ b/app/Http/Livewire/Chat/ShowConfiguracionChat.php
@@ -21,7 +21,7 @@ class ShowConfiguracionChat extends Component
 
     // ── Gemini IA ─────────────────────────────────────────────
     public string $gemini_api_key        = '';
-    public string $gemini_model          = 'gemini-2.0-flash';
+    public string $gemini_model          = 'gemini-3.5-flash';
     public string $gemini_habilitado     = '0';
     public string $gemini_prompt_extra   = '';
 
@@ -55,7 +55,7 @@ class ShowConfiguracionChat extends Component
             'mensaje_transferencia'      => 'Un agente se comunicara contigo en breve. Por favor espera.',
             'validacion_accion_auto'     => 'solo_notificar',
             'validacion_monto_tolerancia' => '0',
-            'gemini_model'               => 'gemini-2.0-flash',
+            'gemini_model'               => 'gemini-3.5-flash',
         ];
 
         foreach ($keys as $key) {
@@ -92,7 +92,7 @@ class ShowConfiguracionChat extends Component
     public function probarGemini(): void
     {
         $key   = trim($this->gemini_api_key ?: \App\Models\ChatConfig::get('gemini_api_key'));
-        $model = trim($this->gemini_model   ?: \App\Models\ChatConfig::get('gemini_model', 'gemini-2.0-flash'));
+        $model = trim($this->gemini_model   ?: \App\Models\ChatConfig::get('gemini_model', 'gemini-3.5-flash'));
 
         if (! $key) {
             $this->geminiResult = '⚠️ La API Key de Gemini está vacía.';
diff --git a/app/Services/GeminiIntentService.php b/app/Services/GeminiIntentService.php
index 11b7d3f..969369b 100644
--- a/app/Services/GeminiIntentService.php
+++ b/app/Services/GeminiIntentService.php
@@ -17,7 +17,7 @@ class GeminiIntentService
     public function __construct()
     {
         $this->apiKey = ChatConfig::get('gemini_api_key', '');
-        $this->model  = ChatConfig::get('gemini_model', 'gemini-2.0-flash');
+        $this->model  = ChatConfig::get('gemini_model', 'gemini-3.5-flash');
         // v1 for newer models, v1beta as fallback
         $ver          = preg_match('/gemini-(2\.5|3[\.\d]*)/', $this->model) ? 'v1' : 'v1beta';
         $this->apiUrl = "https://generativelanguage.googleapis.com/{$ver}/models/{$this->model}:generateContent";
diff --git a/app/Services/GeminiVisionService.php b/app/Services/GeminiVisionService.php
index c7cdaf0..75787ad 100644
--- a/app/Services/GeminiVisionService.php
+++ b/app/Services/GeminiVisionService.php
@@ -17,7 +17,7 @@ class GeminiVisionService
     public function __construct()
     {
         $this->apiKey = ChatConfig::get('gemini_api_key', '');
-        $this->model  = ChatConfig::get('gemini_model', 'gemini-2.0-flash');
+        $this->model  = ChatConfig::get('gemini_model', 'gemini-3.5-flash');
         $ver          = preg_match('/gemini-(2\.5|3[\.\d]*)/', $this->model) ? 'v1' : 'v1beta';
         $this->apiUrl = "https://generativelanguage.googleapis.com/{$ver}/models/{$this->model}:generateContent";
     }