AlpacaFree tier
Options Data APIs
Developer trading API with commission-free multi-leg options, paper trading and market data.
From $99/moDetails →
Best Options Data APIs in 2026
Real-time and historical options chains, Greeks and analytics for developers, quants and bot builders. We compared 11 tools on starting price, free tier and fit. Prices were checked on each tool's site on 2026-10-20.
Featured This spot is open. Reach traders shopping for options data apis. Get featured →
| Tool | Starting price | Free tier | Best for |
|---|---|---|---|
| Alpaca | From $99/mo | Yes | Coders building their own options bots |
| IVolatility | From $63/mo | ? | Quants who need deep historical volatility data |
| Massive (formerly Polygon.io) | From $29/mo | Yes | Developers building options apps or bots |
| optionsDX | Price not listed | Yes | DIY backtesters who need free historical chains |
| ThetaData | From $40/mo | Yes | Quants who need tick-level historical options data cheaply |
| FlashAlpha | From $63/mo | Yes | Developers and systematic traders who want precomputed GEX and Greeks via API |
| gexbot | From $50/mo | Yes | Futures day traders who want GEX levels inside TradingView or NinjaTrader |
| LiveVol Pro (Cboe) | From $350/mo | No | Professional-grade vol and trade-tape analysis |
| ORATS | From $99/mo | ? | Serious traders and quants who want deep backtesting and clean historical data |
| Tradier | From $10/mo | Yes | Developers and bot users who want a broker API with flat-fee options |
| Unusual Whales | From $42/mo | Yes | Retail traders who want flow, dark pool and politician-trade data in one dashboard |
All options data apis
Historical and real-time options, futures and volatility data via API, plus IVolLive analytics.
From $63/moDetails →
Massive (formerly Polygon.io)Free tier
Options Data APIs
Market data APIs for options, stocks and more; polygon.io now redirects here.
From $29/moDetails →
optionsDXFree tier
Options Data APIs
Historical options data downloads, including SPX chains, for backtesting.
Price not listedDetails →
ThetaDataFree tier
Options Data APIs
Real-time and historical options, stock and index data with tick-level NBBO quotes.
From $40/moDetails →
FlashAlphaFree tier
Volatility & GEX Tools
Options analytics API for GEX, DEX, vanna, charm, vol surfaces and max pain, with an MCP server.
From $63/moDetails →
gexbotFree tier
Volatility & GEX Tools
Live options analytics: GEX by OI and volume, classified levels and orderflow, with platform integrations.
From $50/moDetails →
Cboe's professional options analytics platform for trading activity, volatility and earnings analysis.
From $350/moDetails →
Options research platform with backtesters, option scanner, trade builder and historical options data APIs.
From $99/moDetails →
TradierFree tier
Options Trading Platforms
API-first brokerage with subscription plans for commission-free options and built-in API access.
From $10/moDetails →
Unusual WhalesFree tier
Options Flow Trackers
Options flow, dark pool, congressional trading and market data platform for retail traders.
From $42/moDetails →
How we pick
Listings are not ranked by payment. Each entry's price, free tier and features come from the tool's own website; anything we couldn't confirm is marked not verified. Methodology.