Crude oil prices API: Brent (UKOUSD) and WTI (WTIUSD), historical bars and live quotes
Pull Brent (UKOUSD) and WTI (WTIUSD) crude oil prices from one API: historical OHLCV bars with cursor pagination, REST snapshots, and WebSocket streaming.
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Engineering deep-dives, market analysis, and product updates from the SiftingIO team. How we build real-time market data infrastructure across crypto, FX, and equities.
Latest posts
Stock portfolio tracker API: compute unrealized P&L from bars and live quotes
Build a stock portfolio tracker with a US stocks API: positions as data, daily-bar backfill, unrealized P&L from live quotes, and a WebSocket upgrade path.
Streaming gold, silver, and oil prices: a WebSocket commodities price API
Stream live gold, silver, and oil prices over one WebSocket connection instead of polling REST. Subscribe protocol, tick format, and a reconnect-safe client.
Commodities market data API: backfill historical bars, then stream live prices
Pull historical OHLCV bars for gold, crude, and other commodities over REST, stream live prices over WebSocket, and handle the seam where they meet.
CIK, CUSIP, ISIN, SEDOL, and FIGI: mapping a US stock ticker to its identifiers
Map a stock ticker to its CIK, CUSIP, ISIN, SEDOL, and FIGI: who issues each, which are free, and how to resolve AAPL to its CIK with one API call.
Market data MCP server: one connector for stocks, forex, crypto, DEX, commodities, and fundamentals
SiftingIO's MCP server gives an AI assistant forex, stock, crypto, commodity, DEX, and fundamentals data through one connector and a single API key.
Share one API subscription with your whole team: SiftingIO's new Team feature
SiftingIO's Team feature lets one subscription cover a whole team: seats by tier (3 Builder, 10 Pro, 25 Ultra), email invites, and one usage view.
Market hours widget: embed a live open or closed badge with one iframe tag
Embed a free market hours widget with one iframe tag: live open and closed status for 23 equity markets plus forex and crypto sessions. No account needed.
Market hours API: check whether a market is open before your code polls it
Use a market hours API to check open status, holiday calendars, and half days across 23 markets so your polling code stops serving stale prices.