Data Sources

RealReturns relies on third-party providers. Availability and accuracy may vary by symbol, market, and date range.

Market Data and Company Information

• Marketstack (marketstack.com) — historical EOD price data, ticker search metadata, and company information (when available).

Foreign Exchange Data

• Open Exchange Rates (openexchangerates.org) — historical exchange rate data used for currency conversion.

Inflation / CPI Data

• DBnomics (db.nomics.world) with IMF CPI series — CPI index data used for inflation-adjusted views.

AI-Assisted Company Descriptions (Optional / Fallback)

• Cloudflare Workers AI (using a hosted text-generation model) — may be used to generate company summaries when direct provider descriptions are unavailable.

Additional Search / Enrichment (Service-Dependent)

• Google Programmable Search (Custom Search API) — may be used by backend enrichment/search endpoints.

RealReturns does not control third-party provider uptime, licensing terms, or data quality. Please verify critical information independently.