# Core
torch>=2.0.0
transformers>=4.35.0
pypdf>=3.0.0
pandas>=2.0.0
requests>=2.31.0
beautifulsoup4>=4.12.0

# LangChain ecosystem
langchain>=0.1.0
langchain-community>=0.0.10
langchain-huggingface>=0.0.3
langchain-core>=0.1.0
langchain-openai>=0.0.5

# LangGraph
langgraph>=0.0.30
langgraph-checkpoint-postgres>=0.0.5

# ZhipuAI (智谱AI)
zhipuai>=1.0.0

# Backend
fastapi>=0.109.0
uvicorn[standard]>=0.27.0
websockets>=12.0

# Frontend
streamlit>=1.30.0

# Database
psycopg[binary,pool]>=3.1.0

# Pydantic
pydantic>=2.0.0

# Utilities
python-dotenv>=1.0.0
typing-extensions>=4.9.0
ipython>=8.0.0