# Core dependencies
streamlit>=1.28.0
openai>=1.0.0
anthropic>=0.5.0
langchain>=0.0.350
langchain-community>=0.0.10

# Document processing
PyPDF2>=3.0.0
python-docx>=0.8.11
pandas>=2.0.0
pdfplumber>=0.10.0
PyMuPDF>=1.23.0

# Text processing
nltk>=3.8.0
spacy>=3.7.0

# Utilities
python-dotenv>=1.0.0
requests>=2.31.0
tiktoken>=0.5.0