.env.example

# Health Insurance AI Copilot - Environment Variables
# Copy this file to .env and fill in your keys.
# NEVER commit .env to git.

# ── Required ──────────────────────────────────────────────────────────────────

# OpenAI API key (used for LLM, intent classification, and Mem0 fact extraction)
# Get yours at: https://platform.openai.com/api-keys
OPENAI_API_KEY=your_openai_api_key_here

# ── Optional ──────────────────────────────────────────────────────────────────

# Google Gemini (if you switch synthesis LLM to Gemini)
# GOOGLE_API_KEY=your_google_api_key_here

# ── LangSmith Observability (Recommended) ─────────────────────────────────────
# Sign up free at https://smith.langchain.com — 5,000 traces/month free
# Get your API key: smith.langchain.com → Settings → API Keys
#
# Once set, every LangGraph node, LLM call, and retrieval step is automatically
# captured as a visual trace in the LangSmith dashboard — no other code changes needed.
LANGCHAIN_TRACING_V2=true
LANGCHAIN_API_KEY=your_langsmith_api_key_here
LANGCHAIN_PROJECT=health-insurance-rag
LANGCHAIN_ENDPOINT=https://api.smith.langchain.com

# Disable Mem0 in-memory agent memory (set to false to turn off)
# MEM0_ENABLED=true

# ── Hugging Face Spaces (set these as HF Secrets, not here) ───────────────────
# In your HF Space: Settings → Variables and Secrets → New Secret
#   OPENAI_API_KEY  →  your key
#   GOOGLE_API_KEY  →  your key (if using Gemini)