# Core packages
gradio
python-dotenv
langchain-core
langchain-community
langchain-openai
langchain
langchain-hub
langchain-text-splitters

# Document processing
unstructured
pdf2image
pypdf
beautifulsoup4

# Vector stores and embeddings
chromadb
sentence-transformers
huggingface-hub
transformers

# Optional components
ollama
langchain-ollama
openai
scikit-learn
matplotlib

# Email and utilities
numpy
typing-extensions