diff --git a/.mcp.json b/.mcp.json
index ff1bd5ca296..c55e4cb21cc 100644
--- a/.mcp.json
+++ b/.mcp.json
@@ -3,6 +3,10 @@
     "docs-langchain": {
       "type": "http",
       "url": "https://docs.langchain.com/mcp"
+    },
+    "reference-langchain": {
+      "type": "http",
+      "url": "https://reference.langchain.com/mcp"
     }
   }
-}
\ No newline at end of file
+}