PaperTrade Hub

Markets & data sources

The desk uses free public data feeds. Each asset shows its own status badge. We never call data real-time unless it is.

Asset classesSourceTimelinessNotes
CryptoBinance public market data (fallback: Coinbase Exchange public API)Live, polled every ~5 secondsPriced in USDT (Binance) or USD (Coinbase). 24/7.
US & ASX stocks, ETFs, indices, commodity futures, forexYahoo Finance chart data, fetched through this site’s own proxyDelayed: typically ~15 min (US), ~20 min (ASX), ~10–15 min (futures); not guaranteedUnofficial endpoint, can change or rate-limit without notice. Cached ~30–300 s. Orders are blocked while a market is closed.
Forex (daily fallback)Frankfurter / ECB reference ratesEnd-of-day onlyChart only; no trading on end-of-day data.
If every feed failsSimulated random-walk chartNot realClearly labelled; trading disabled.

Things to know

Charts and TradingView widgets: what we use and why

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