fastapi==0.104.1
uvicorn[standard]==0.24.0
python-multipart==0.0.6
cryptography>=41.0.0
requests>=2.31.0

# LangChain for LLM integration (让 pip 自动解析兼容版本)
langchain>=0.1.0
langchain-openai>=0.0.5
langchain-anthropic>=0.1.1
openai>=1.12.0
anthropic>=0.23.0