# Core AI orchestration
langgraph>=0.2.0
langchain>=0.2.0
langchain-anthropic>=0.1.0
langchain-openai>=0.1.0

# Backend API
fastapi>=0.111.0
uvicorn[standard]>=0.30.0
websockets>=12.0
python-multipart>=0.0.9

# Database
asyncpg>=0.29.0
aiosqlite>=0.20.0
sqlalchemy[asyncio]>=2.0.0
alembic>=1.13.0

# Vector DB (PDF tool)
chromadb>=0.5.0
pypdf>=4.0.0

# Search tool
tavily-python>=0.3.0

# Utilities
python-dotenv>=1.0.0
pydantic>=2.0.0
pydantic-settings>=2.0.0
typing-extensions>=4.5.0

# Linting and formatting
ruff>=0.4.0
black>=24.0.0

# Testing
pytest>=8.0.0
pytest-asyncio>=0.23.0
pytest-mock>=3.14.0
httpx>=0.27.0