Setup

API credentials and data source configuration.

Alpaca Markets

Paper trading execution · Options chain data

Required

Set ALPACA_API_KEY and ALPACA_SECRET_KEY in .env.local. Use paper trading keys — never live keys in this environment.

Tradier

Options chain fallback · Greeks · Vol data

Optional

Set TRADIER_API_TOKEN in .env.local. Improves chain data quality and provides IV30 / HV30 for the Chain view. Sandbox token supported.

.env.local reference

ALPACA_API_KEY=your_paper_key_id
ALPACA_SECRET_KEY=your_paper_secret_key
TRADIER_API_TOKEN=your_tradier_token    # optional

# Never use live Alpaca keys in this environment