diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..00fbfe0
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,4 @@
+langchain>=1.0.0
+langchain-openai>=0.3.0
+langgraph>=0.2.0
+python-dotenv>=1.0.0