# AI-Powered Web Research Assistant - Requirements
# Python 3.8+

# Core Dependencies
streamlit>=1.28.0
python-dotenv>=1.0.0

# LangChain and AI
langchain>=0.1.0
langchain-core>=0.1.0
langchain-community>=0.0.20
langchain-openai>=0.0.5

# Search Engine
duckduckgo-search>=4.0.0

# Data Validation
pydantic>=2.0.0

# NLP Tools
nltk>=3.8.1

# Utilities
typing-extensions>=4.5.0
