# Allowed Tools & Libraries

## AI Frameworks
- LangChain (agents, tools, memory)
- OpenAI or Anthropic models
- FAISS for vector storage

## Backend
- FastAPI
- Uvicorn

## Utilities
- python-dotenv
- logging
- pathlib

## Rules
- Do NOT introduce new frameworks without explanation
- Prefer standard LangChain abstractions
- Avoid experimental APIs unless necessary