diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..040ba5f
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,4 @@
+langchain>=1.2.10
+langchain-openai>=1.1.9
+langgraph>=1.0.8
+python-dotenv>=1.0.0