diff --git a/admin/DashboardController.php b/admin/DashboardController.php
index 82a5618..73bc226 100644
--- a/admin/DashboardController.php
+++ b/admin/DashboardController.php
@@ -5135,12 +5135,21 @@ function saveConfig() {
   // General
   fd.append('greeting', fullConfig.greeting || '');
   fd.append('fallback', fullConfig.fallback || '');
-  fd.append('ai_prompt', fullConfig.ai_prompt || '');
-  fd.append('ai_model', fullConfig.ai_model || 'gpt-4o-mini');
-  fd.append('ai_temperature', String(fullConfig.ai_temperature || 0.7));
-  fd.append('ai_provider', fullConfig.ai_provider || '');
-  fd.append('approval_webhook', fullConfig.approval_webhook || '');
-  fd.append('ignore_prefixes', (fullConfig.ignore_prefixes || []).join('\\n'));
+  // AI fields — leer del DOM porque el usuario puede editarlos sin tocar el CONFIG JS
+  const _qs = sel => document.querySelector(sel);
+  fd.set('ai_provider',    _qs('select[name="ai_provider"]')?.value    || fullConfig.ai_provider || '');
+  fd.set('ai_prompt',      _qs('textarea[name="ai_prompt"]')?.value     || fullConfig.ai_prompt  || '');
+  fd.set('ai_model',       _qs('select[name="ai_model"]')?.value        || fullConfig.ai_model   || 'gpt-4o-mini');
+  fd.set('ai_temperature', _qs('input[name="ai_temperature"]')?.value   || String(fullConfig.ai_temperature || 0.7));
+  fd.set('openai_api_key', _qs('input[name="openai_api_key"]')?.value   || '');
+  fd.set('gemini_api_key', _qs('input[name="gemini_api_key"]')?.value   || '');
+  fd.set('gemini_model',   _qs('select[name="gemini_model"]')?.value    || '');
+  fd.set('claude_api_key', _qs('input[name="claude_api_key"]')?.value   || '');
+  fd.set('claude_model',   _qs('select[name="claude_model"]')?.value    || '');
+  if (_qs('input[name="ai_for_media"]')?.checked) fd.set('ai_for_media', '1');
+  if (_qs('input[name="nlu"]')?.checked)          fd.set('nlu', '1');
+  fd.set('approval_webhook', fullConfig.approval_webhook || '');
+  fd.set('ignore_prefixes', (fullConfig.ignore_prefixes || []).join('\\n'));
 
   // Per-category menus — read from DOM so they're preserved on every AJAX save
   [1, 2, 3].forEach(cat => {