diff --git a/requirements.txt b/requirements.txt
index a565dcb..4f3f410 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,8 @@
 langchain>=1.0.0
 langgraph>=1.0.0
-langchain_ollama>=0.1.0
-langchain_text_splitters>=0.1.0
-langchain_chroma>=0.1.0
-beautifulsoup4>=4.12.0
-requests>=2.31.0
\ No newline at end of file
+langchain_openai>=0.0.0
+langchain_core>=0.1.0
+tavily>=0.1.0
+pydantic>=2.0.0
+httpx>=0.24.0
+markdownify>=0.11.0
\ No newline at end of file