diff --git a/app.js b/app.js
index 692dc68..a6f01bc 100644
--- a/app.js
+++ b/app.js
@@ -2939,37 +2939,40 @@ init().then(() => {
   };
 
   // Mine chat history to MemPalace
-  function mineMemPalaceContent() {
+  function mineChatToMemPalace() {
     const messages = Array.from(document.querySelectorAll('.chat-msg')).map(m => m.innerText);
     if (messages.length > 0) {
-      // Simulated mining
-      mempalace.status.docs += messages.length;
-      mempalace.status.compression = Math.min(100, mempalace.status.compression + (messages.length / 10));
-      mempalace.status.aak = `${Math.floor(parseInt(mempalace.status.aak.replace('B', '')) + messages.length * 30)}B`;
-      
-      // Store in knowledge graph
-      if (window.Claude && window.Claude.mcp) {
-        window.Claude.mcp.call('mempalace', 'add_drawer', {
+      try {
+        // Add to MemPalace with proper taxonomy
+        mempalace.add({
           content: messages.join('\n'),
-          metadata: {
-            type: 'chat',
-            timestamp: Date.now(),
-            source: 'nexus_chat'
-          }
+          wing: 'nexus_chat',
+          room: 'conversation_history',
+          tags: ['chat', 'conversation', 'user_interaction']
         });
+        
+        // Update metrics
+        const stats = mempalace.status();
+        document.getElementById('compression-ratio').textContent = 
+          stats.compression_ratio.toFixed(1) + 'x';
+        document.getElementById('docs-mined').textContent = stats.total_docs;
+        document.getElementById('aaak-size').textContent = stats.aaak_size + 'B';
+      } catch (error) {
+        console.error('MemPalace mining failed:', error);
       }
-      
-      updateMemPalaceStatus();
     }
-    mempalace.mineChat();
-    updateMemPalaceStatus();
   }
 
   // Update UI status
   function updateMemPalaceStatus() {
-    document.getElementById('compression-ratio').textContent = mempalace.status.compression.toFixed(1) + 'x';
-    document.getElementById('docs-mined').textContent = mempalace.status.docs;
-    document.getElementById('aaak-size').textContent = mempalace.status.aak;
+    try {
+      const status = mempalace.status();
+      document.getElementById('compression-ratio').textContent = status.compression_ratio.toFixed(1) + 'x';
+      document.getElementById('docs-mined').textContent = status.total_docs;
+      document.getElementById('aaak-size').textContent = status.aaak_size + 'B';
+    } catch (error) {
+      console.error('Failed to update MemPalace status:', error);
+    }
   }
 
   // Auto-mine chat history every 30s