# Core AI/ML Libraries (compatible with Python 3.11-3.13)
llama-index>=0.12.0
llama-index-llms-ollama>=0.3.0
llama-index-embeddings-huggingface>=0.3.0
llama-index-vector-stores-chroma>=0.2.0
chromadb>=0.5.3
pysqlite3-binary>=0.5.0  # Required for ChromaDB on Ubuntu (provides SQLite >= 3.35.0)

# External LLM Providers (optional - only install if using external APIs)
# Install individually based on your needs:
#   pip install llama-index-llms-anthropic  # For Claude
#   pip install llama-index-llms-gemini     # For Gemini
#   pip install llama-index-llms-openai     # For OpenAI
llama-index-llms-anthropic>=0.3.0  # For Claude
llama-index-llms-gemini>=0.2.0     # For Gemini
llama-index-llms-openai>=0.2.0     # For OpenAI

# MCP Protocol
mcp>=1.0.0

# Web Framework & API
flask>=3.0.0
flask-cors>=4.0.0
requests>=2.31.0
gunicorn>=21.2.0  # Production WSGI server

# Authentication & Security
python-jose[cryptography]>=3.3.0
pyjwt>=2.8.0

# Database
pymongo>=4.6.0
redis>=5.0.0

# Utilities
python-dotenv>=1.0.0
pydantic>=2.9.0
pydantic-settings>=2.5.0

# Python version constraint
# NOTE: If using Python 3.14+, some dependencies may show compatibility warnings
# Recommended: Python 3.11 or 3.12 for best compatibility