diff --git a/requirements.txt b/requirements.txt
index e7f08b2..0235631 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1,6 @@
-langchain
\ No newline at end of file
+langchain
+langgraph
+langchain_mcp_adapters
+langchain_tavily
+langchain_community
+dashscope
\ No newline at end of file