Data Sources

The primary data sources from which the Drusus platform draws, documented in full. The provenance of each figure published by the platform is traceable to one of these.

Market Data

Finnhub

Real-time and historical price data for global equities, with particular depth on HKEX, NYSE, NASDAQ, and the principal European venues.

Coverage: Primary equity feed for HKEX-listed names; secondary feed for US and European equity.

Binance

Spot and futures price data for the principal digital asset markets.

Coverage: Primary feed for digital asset pricing across the major instruments.

CoinGecko

A digital asset market data service used as a secondary cross-check on the Binance feed.

Coverage: Secondary verification of digital asset prices.

Macroeconomic Data

FRED

The Federal Reserve Economic Data repository, hosted by the Federal Reserve Bank of St. Louis. The principal source for US macroeconomic time series.

Coverage: US Treasury yield curve, money-supply aggregates, employment and inflation data.

Trading Economics

A consolidated source for global macroeconomic indicators.

Coverage: Cross-jurisdictional macroeconomic data, particularly for the non-US economies.

Reference Data

Frankfurter API

A foreign-exchange data service drawing on the European Central Bank reference rates.

Coverage: Daily foreign exchange reference rates for the principal currency pairs.

ExchangeRate-API

A foreign exchange rate service used as a secondary cross-check on the Frankfurter feed.

Coverage: Secondary verification of FX rates across the supported currency pairs.

CNBC

Used as a verification source for equity prices and corporate-action news.

Coverage: Cross-check on equity prices and verification of corporate-action events.

Yahoo Finance

Used as a verification source for equity prices.

Coverage: Tertiary cross-check on equity pricing across all covered venues.

Alpha Vantage

A market-data API used for historical price series and selected analytical data.

Coverage: Historical price data and selected technical indicators.

AI Infrastructure

Anthropic Claude

The Anthropic Claude Sonnet model, used as the substrate for the AI analyst at the Institution tier.

Coverage: AI analyst chat at the Institution tier.

Where a figure published by the platform appears to disagree with the figure available directly from one of these sources, please write to contact@gravenos.com so that the discrepancy may be investigated.

See the methodology documentation →