langchain
langchain-core
langchain-community
langchain-groq
langchain-tavily
langgraph
python-dotenv
wikipedia
requests
pydantic
lxml
youtube-transcript-api==0.6.3
pytube>=15.0.0
langchain_huggingface
langchain-google-genai
pymupdf
arxiv
supabase
pgvector
sentence-transformers