Technical signals API: pull RSI, MACD, and moving average summaries in one REST call
SiftingIO's technical signals API: live RSI, MACD, and moving average summaries plus per-bar signal history with cross events, over two REST endpoints.
Tag · rest api
rest api
14 posts on rest api from the SiftingIO market data blog, spanning real-time and historical coverage across stocks, forex, crypto, commodities, and on-chain venues.
Posts tagged rest api
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.
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.
How to give an AI agent market data: MCP server, REST tools, and WebSocket streaming
How to give an AI agent live and historical market data: an MCP server for Claude and Cursor, REST tool definitions, and WebSocket streaming for monitors.
Forex OHLCV data: how FX candles are built
Forex OHLCV data explained: how FX candles are built from aggregated quotes, why daily bars depend on the day boundary you pick, and how to pull them by API.
Live bid and ask price API: build a correct EURUSD and BTCUSD quote client
How to read live bid and ask prices for EURUSD and BTCUSD over REST and WebSocket: string-typed fields, epoch milliseconds, ping keepalive, and rate limits.
yfinance rate limited: migrating Python price pulls to a keyed market data API
yfinance rate limited or throwing Too Many Requests? A call-for-call map to move daily history, intraday bars, and latest-price pulls to a keyed API in Python.
Bid ask spread: how to read a quote and flag a wide or stale one in code
How to read bid and ask from a quote snapshot, compute the bid ask spread in basis points, and flag wide or stale quotes in Python before users see them.
Forex Market Data API: A Practical Guide for Developers
A developer's guide to the Forex API: pull real-time FX quotes and historical OHLC bars for pairs like EURUSD over one REST and WebSocket interface.
Currency Conversion API vs Forex Market Data API: Which One You Need
A currency conversion API returns one mid rate per minute. A forex market data API gives tick bid/ask and OHLCV bars. Here is how to pick before you build.
How to Get Gold and Oil Spot Prices via API
Gold and oil spot prices from one API call. How SiftingIO symbols commodities (XAUUSD, WTIUSD), how to read a last trade or quote, and how the published price is aggregated across venues.
REST vs WebSocket for Real-Time Market Data: When to Use Each
REST or WebSocket for live market data? A plain guide to how each works, when to pull on demand versus stream, why fast polling scales badly, and how to use both together.
Joining OHLCV bars and XBRL fundamentals for a US stock ticker
How to pull historical OHLCV bars and XBRL fundamentals for one stock ticker from SiftingIO, and avoid the split and fiscal-year pitfalls.
Real-time FX and crypto quotes: REST snapshots and WebSocket streams
How to read real-time FX and crypto quotes from SiftingIO: REST bid/ask snapshots for EURUSD and BTCUSD, WebSocket tick streams, and the pitfalls in between.