.env.example

# Copy to .env (local) or set as a Secret in your Hugging Face Space.
# Without a key, Polis runs in deterministic MOCK mode — no cost, still fully playable.
OPENAI_API_KEY=sk-your-key-here

# Optional overrides
POLIS_CHAT_MODEL=gpt-4o-mini
POLIS_EMBED_MODEL=text-embedding-3-small
POLIS_BUDGET_USD=1.00