AlgoseekFree tier
Options Data APIs
Institutional US options (OPRA) data: historical trades, NBBO quotes and minute bars from 2015, plus real-time and delayed feeds.
Paid plans from$1,000/mo
EODHD
Financial data APIs, including a US stock options add-on with end-of-day chains, Greeks and IV for 6,000+ US stocks.
Pricing: EODHD starts at $39.99/mo.
Best for
Budget-minded developers who need end-of-day options chains with Greeks
Notable features
- US Stock Options Data API covering 6,000+ top-traded US stocks
- End-of-day bid/ask, volume, open interest, IV and Greeks (delta, gamma, theta, vega)
- Two years of options history
- 43 fields per contract in JSON, with strike, expiry and trade-time filters
- Sold as an add-on; EODHD's core plans start at $19.99/mo
Pricing notes
US Stock Options Data API $39.99/mo. Launch discount on the product page: $29.99/mo instead of $39.99 for the first three months while the product is in beta. It's an add-on bought separately from EODHD's core data plans ($19.99 to $99.99/mo).
Alternatives to EODHD
AlpacaFree tier
Options Data APIs
Developer trading API with commission-free multi-leg options, paper trading and market data.
Paid plans from$99/mo
Stock, options, forex and economic data API; realtime and 15+ years of historical US options chains are premium endpoints.
From$49.99/mo
Cboe's store for historical US options data files: end-of-day summaries, interval quotes and trades, with optional IV and Greeks.
Price not listed
Usage-based market data API with tick-level OPRA options data, plus futures and equities, through one historical and live API.
Price not listed
Financial data APIs with real-time, delayed and historical US options data, including IV, Greeks and unusual activity.
From$150/mo
EODHD FAQ
How much does EODHD cost?
EODHD starts at $39.99/mo. US Stock Options Data API $39.99/mo. Launch discount on the product page: $29.99/mo instead of $39.99 for the first three months while the product is in beta. It's an add-on bought separately from EODHD's core data plans ($19.99 to $99.99/mo).