Options Q&A

Options Data Questions

Focused guides for developers, traders, and researchers who need clear options data guidance before opening an API endpoint.

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Guides

Focused workflow guides for options data.

Format

Practical first

Each guide starts with the key fact, then shows context and next steps.

Coverage

Expiration + data

Expiration rules, OCC symbols, quotes, trades, snapshots, and provider fit.

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Options Data Source

OPRA Market Data for Options APIs

OPRA market data explained for options APIs, quotes, trades, timestamps, entitlements, and quote-aware workflows.

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Options API How-To

How to Use Options Data for Earnings Research

Build earnings options research with expirations, chains, point-in-time contracts, quotes, trades, aggregates, and quote-quality checks.

How to Build an Options Chain Scanner

Build an options chain scanner with expirations, chain snapshots, contract snapshots, liquidity filters, Greeks, quote freshness, and spread checks.

How to Backtest Options With Historical Data

Build quote-aware options backtests with point-in-time contracts, historical quotes, trades, aggregates, fill policies, reject reasons, and replay artifacts.

How to Build Options Alerts and Dashboards

Build options alerting dashboards with REST initialization, WebSocket updates, quote freshness states, snapshots, backfills, and alert evidence.

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Index And VIX

Why Do VIX Options Expire Before SPX Options?

Why VIX options expire before SPX options: the 30-day SPX relationship, Wednesday settlement rule, last trading day, and 2026 examples.

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API And Data Model Questions

What Is the Difference Between Options Quotes and Trades?

Options quotes versus trades explained for bid ask data, executed prints, scanners, and backtesting.

Why Is Last Price Bad for Options Backtesting?

Why last price can distort options backtests and why bid ask quotes improve fill realism.

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Competitor And Migration Q&A

ThetaData `/v2/snapshot/stock/quote` Endpoint

ThetaData /v2/snapshot/stock/quote explained for latest stock bid ask snapshots, options workflow mapping, and CuteMarkets API alternatives.

Is Polygon.io Now Massive?

Polygon.io to Massive rebrand explained for developers: current docs, SDK checks, pricing implications, options API migration, and alternatives.

Is CuteMarkets a Brokerage API?

Clarify that CuteMarkets provides market data and paper trading, not live brokerage custody or real order routing.

Does CuteMarkets Provide ETF Holdings Data?

Clarify ETF holdings versus ETF options data and show the SPY, QQQ, IWM, and TLT options API workflow.

Learn Options From Zero

Start with calls, puts, premium, chains, Greeks, IV, and risk before API details.

Options data API

Explore the main CuteMarkets options API surface.

Expiration data workflow

Use listed-expiration validation before requesting chains or contracts.

Expiration calendar

Open the interactive expiration calendar.

OCC decoder

Decode OCC and OSI option symbols interactively.