Historical Options Quotes API for bid/ask spreads and execution-aware research
CuteMarkets exposes historical options quote rows with bid, ask, sizes, exchanges, sequence numbers, and nanosecond timestamps so teams can study spread behavior instead of relying on last price alone.
Why teams use it
What a historical options quotes API should make easy
Bid/ask history
Inspect the spread that existed when a strategy would actually have entered or exited a contract.
Nanosecond timestamps
Use SIP timestamps and sequence fields when intraday ordering matters.
Quote-size context
Filter contracts by displayed size and spread quality before treating them as tradable.
Backtest realism
Reject fills that only work at fantasy midpoints or stale last-sale prices.
Pagination for heavy days
Use time filters and continuation URLs to pull quote windows without overfetching.
Pairs with contracts
Start from the contract universe, then request quotes only for the legs your model selected.
Use cases
What you can build with this options data API
Spread filters
Measure whether selected contracts were tight enough for the strategy assumption.
Execution studies
Compare candidate fills against contemporaneous bid/ask history.
Liquidity dashboards
Show quote size, spread, and stale-quote warnings inside internal tools.
Historical research
Build more causal options backtests by pairing quotes with trades and contract discovery.
Developer examples
Two code paths teams usually need first
curl "https://api.cutemarkets.com/v1/options/quotes/O:AAPL251121C00225000/?timestamp.gte=2025-10-29T13:30:00Z×tamp.lt=2025-10-29T20:00:00Z" \
-H "Authorization: Bearer YOUR_API_KEY"curl "https://api.cutemarkets.com/v1/options/contracts/?underlying_ticker=AAPL&as_of=2025-10-29&expiration_date=2025-11-21&limit=25" \
-H "Authorization: Bearer YOUR_API_KEY"Evaluate and compare
Why chain snapshots alone are not enough
Focused endpoint pages are useful because most teams do not evaluate an options data API in the abstract. They evaluate one workflow first, then expand into chains, contracts, quotes, trades, and expirations.
Options data API
Start from the canonical product page for the full live and historical surface.
Historical options data API
See how contracts, quotes, trades, aggregates, and expirations fit together for research.
Best options data APIs
Compare provider evaluation criteria before committing to a data stack.
Docs to open next
Relevant API docs
Tutorials and research
Related articles
Backtest options without stale contracts
See why contract discovery with historical dates matters before a backtest is trusted.
Why option quotes beat last price
Understand bid/ask context, last-sale gaps, and quote-aware research workflows.
Quote-aware options fills
A research-to-product bridge from the CuteMarkets backtesting work.
FAQ
Common questions about this options data API
Why use historical quotes instead of historical option prices?
Historical quotes show the bid/ask market and displayed size around a point in time. That matters because many option contracts have sparse trades and a last price can be stale or impossible to execute against.
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.
Use bid/ask evidence before trusting an options backtest
Start with historical contract discovery, then pull quote windows for the contracts your strategy would have selected.
Canonical URL: https://cutemarkets.com/historical-options-quotes-api/