requirements.txt

# Core web framework
fastapi>=0.104.0,<1.0.0
uvicorn[standard]>=0.24.0,<1.0.0

# AI and LLM frameworks
langchain>=0.1.0,<0.3.0
langchain-anthropic>=0.1.0,<0.3.0
anthropic>=0.7.0,<1.0.0

# Market data
yfinance>=0.2.32

# Additional dependencies
pydantic>=2.0.0,<3.0.0
pydantic-settings>=2.0.0,<3.0.0
python-multipart>=0.0.6
python-dotenv>=1.0.0
httpx>=0.25.0,<1.0.0

# MCP (Model Context Protocol)
# Note: MCP requires Python 3.10+. On Python 3.9, MCP features will be disabled.
# Uncomment the line below if using Python 3.10+:
# mcp>=0.9.0

# A2A (Agent-to-Agent) Protocol
# Note: agent-protocol package has dependency conflicts with fastapi>=0.104
# Our custom A2A implementation works without it
# If you need the official agent-protocol package, install separately:
#   pip install agent-protocol==1.0.2
# This will downgrade fastapi to 0.100.x

# NEST Framework (NANDA Sandbox and Testbed)
python-a2a>=0.1.0
requests>=2.31.0,<3.0.0

# Development dependencies
pytest>=7.4.0,<9.0.0
pytest-asyncio>=0.21.0,<1.0.0
black>=23.0.0,<25.0.0
flake8>=6.0.0,<8.0.0

# macOS Compatibility Notes:
# - All packages are compatible with macOS (Intel and Apple Silicon)
# - If you encounter issues with grpcio on Apple Silicon (M1/M2/M3):
#   pip install grpcio --no-binary :all:
# - For best results on Apple Silicon, ensure you're using Python 3.9+
# - Some packages may require Xcode Command Line Tools:
#   xcode-select --install