diff --git a/home/programs/server.nix b/home/programs/server.nix
index fa243cf..0a353a3 100644
--- a/home/programs/server.nix
+++ b/home/programs/server.nix
@@ -339,6 +339,16 @@
         set pure_show_prefix_root_prompt true
         set sponge_regex_patterns 'password|passwd'
       '';
+
+      functions = {
+        brain = ''
+          echo "🧠 Brain session starting..."
+          echo "   • wrap - end session with notes"
+          echo "   • inbox: <thought> - quick capture"
+          echo ""
+          cd ~/brain && claude
+        '';
+      };
     };
 
     fzf = {