Options Chain API for expiry selection, strike discovery, and live contract context
CuteMarkets provides an options chain API that returns chain snapshots with Greeks, implied volatility, open interest, and the latest quote and trade, plus expiration lookups and reference workflows.
An options chain API returns the listed contracts for an underlying, usually grouped by expiration, strike, call/put type, and market context. CuteMarkets chain snapshots include Greeks, implied volatility, open interest, latest quote and trade context, and underlying price in one response.
Why teams use it
What teams need from an options chain API
Full chain in one request
See the listed contracts for an underlying without stitching many point queries together.
Greeks, IV, and open interest
Filter chain results on the fields researchers and product teams usually care about first.
Quote and trade context
Move beyond a static chain surface by including the latest market context in the same payload.
Expiration lookup
Populate expiry selectors and avoid requesting dates with no listed contracts.
Contract detail follow-up
Pivot from the chain into a focused single-contract snapshot when a workflow narrows to one strike.
Developer-friendly docs
Go from the landing page to the specific chain docs and examples quickly.
Use cases
What you can build with this options data API
Chain scanners
Rank contracts by expiry, open interest, Greeks, or latest market context.
UI components
Build chain explorers, strike pickers, and expiry widgets on top of a stable API surface.
Event-driven workflows
Inspect the post-event chain before calculating implied moves or building spread candidates.
Pre-trade filtering
Reject illiquid or structurally irrelevant contracts before a strategy proceeds to deeper pricing logic.
Developer examples
Two code paths teams usually need first
curl "https://api.cutemarkets.com/v1/options/chain/AAPL/?expiration_date=2026-01-16&limit=25" \
-H "Authorization: Bearer YOUR_API_KEY"curl "https://api.cutemarkets.com/v1/tickers/expirations/AAPL/" \
-H "Authorization: Bearer YOUR_API_KEY"Evaluate and compare
Why chain snapshots alone are not enough
An options chain API is often the first endpoint teams touch, but chain snapshots become much more useful when they are paired with contract detail, quote/trade context, and expiration lookup.
Options data API
See the full product surface beyond the chain endpoint alone.
Real-time options data API
Look at the live workflow for scanners, dashboards, and pre-trade checks.
Historical options data API
Learn how the chain workflow extends into historical contract reconstruction.
0DTE options data API
Use same-day expirations, chain snapshots, quote freshness, and fill checks together.
Options implied volatility API
Use IV and Greeks from chain snapshots for skew checks and risk dashboards.
Docs to open next
Relevant API docs
Tutorials and research
Related articles
Earnings options plays
See how chain data feeds implied-move estimation and event-specific workflows.
Historical options backtesting
A reminder that chain snapshots help, but are not enough for research on their own.
Realistic options backtesting
A research-side explanation of why option data quality changes conclusions.
FAQ
Common questions about this options data API
What is an options chain API used for?
An options chain API is used to discover listed contracts for an underlying, inspect expiry and strike surfaces, and filter candidates by liquidity and option-specific fields.
Does CuteMarkets provide both real-time and historical options data?
Yes. CuteMarkets supports real-time snapshots and historical workflows across contracts, trades, quotes, aggregates, and expirations, with plan-specific live or delayed access.
Do you provide quotes, trades, and historical contracts?
Yes. The platform includes contracts, chain snapshots, contract snapshots, trade history, quote history, aggregates, and expiration lookups for U.S.-listed options.
Do you provide the earnings calendar too?
CuteMarkets provides the options data layer. Earnings timing should come from a dedicated earnings calendar source that you combine with the options data.
Build chain explorers and scanners without stitching multiple endpoints
Use the chain endpoint, expiration lookup, and contract detail flow together, then move directly into docs and signup when you are ready.