# Fixed requirements with compatible versions
fastapi==0.104.1
uvicorn==0.24.0
pydantic==2.5.0
pydantic-core==2.14.5
python-multipart==0.0.6
jinja2==3.1.2
python-dotenv==1.0.0

# LangChain packages with compatible versions
langchain==0.1.0
langchain-core==0.1.0
langchain-openai==0.0.5
langchain-community==0.0.10

# Database and other dependencies
pyodbc==5.0.1
pandas==2.1.4
numpy==1.24.3
openai==1.3.0

# Additional utilities
tenacity==8.2.3
tornado==6.3.3
httpx==0.25.2