# Core dependencies
sqlalchemy>=2.0.0
pandas>=1.3.0
python-dotenv>=0.19.0

# LLM providers
openai>=1.0.0
cohere>=4.0.0
anthropic>=0.25.0

# Database drivers (optional, user can install as needed)
psycopg2-binary>=2.9.0  # PostgreSQL
mysql-connector-python>=8.0.0  # MySQL
pymongo>=4.0.0  # MongoDB

# Development
pytest>=7.0.0
black>=22.0.0
flake8>=4.0.0
