requirements.txt

# Core dependencies
transformers>=4.51.3
torch>=2.3.0
numpy>=1.26.4
scipy>=1.13.0
streamlit>=1.36.0

# LangChain ecosystem
langchain-core>=0.2.4
langchain-community>=0.3.14
langchain-openai>=0.2.14
langgraph>=0.2.61

# Hugging Face
huggingface-hub>=0.23.2

# Utilities
python-dotenv>=1.0.1
arxiv>=1.4.9
tiktoken>=0.7.0
unstructured>=0.14.8