Understand the data.
Build with clarity.
Practical notes on gold market data and the applications you build with it. Clear explanations, backed by original sources.
Latest articles
12 GUIDES · FOR BUILDERSRound for the screen. Preserve the price.
Keep price precision intact from the API response to your calculations, storage, and final display.
Read articleMatch the instrument before the symbol.
Build explicit symbol mappings so a familiar gold ticker does not hide differences in source or contract metadata.
Read articleMeasure the feed your users receive.
Track request outcomes, response times, and observation age separately to make market data incidents easier to diagnose.
Read articleCache the response. Keep the context.
Reduce duplicate market data requests without hiding old prices or crossing account boundaries.
Read articleGet the time right before the chart.
Make timestamp units, UTC offsets, and candle boundaries explicit throughout your gold data pipeline.
Read articleTest the day the feed goes quiet.
Use controlled failures to check loading states, request cancellation, and recovery before users depend on your dashboard.
Read articleYour API key belongs on the server.
Keep market data credentials out of the browser, reduce accidental exposure, and prepare for key rotation.
Read articleMake every API request count.
Turn polling frequency into a request budget, leave room for retries, and understand short-term limits.
Read articleGive AI a source, not a guess.
Use MCP tools to bring observable gold data into an AI workflow while preserving context and access boundaries.
Read articleA gold quote is more than a price.
Bid, ask, spread, and source: the details that make a gold price useful in your application.
Read articleFrom quotes to candles: getting OHLC right.
Understand candle timestamps, unfinished bars, and the checks that keep your chart consistent.
Read articleFresh data. Predictable requests.
Build a gold data client that handles old quotes, rate limits, and temporary failures gracefully.
Read articleReady for your first request?
Go from the concepts to the API.