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EODHD ID Mapping API
Made by Unicorn Data Services
Low-cost API that resolves CUSIP, ISIN, FIGI, LEI and CIK to tradable symbols and back, used by smaller funds that cannot license a full security master.
EODHD ID Mapping API is a reference data product from Unicorn Data Services. Low-cost API that resolves CUSIP, ISIN, FIGI, LEI and CIK to tradable symbols and back, used by smaller funds that cannot license a full security master. It is also listed under market data. Unicorn Data Services is based in Lyon, France. Buyside Fintech verified that Unicorn Data Services lists this product on the vendor's own website on 2026-10-11, and the page we read is linked below. We do not record how it is deployed, how it is priced, what it costs and the firm sizes it serves for this product, because Unicorn Data Services does not publish it; the table below shows those rows empty rather than hiding them. Practitioner reviews and questions about EODHD ID Mapping API appear below, and anyone at a firm that uses it can add one.
What practitioners say
Questions and notes
How Unicorn Data Services describes itself
Market data API provider for stocks, ETFs, forex, crypto, and alternative financial data.
Unicorn Data Services’s own website, read 2026-08-30
Their words, not ours, and about the company rather than this product. It is not an assessment and nothing in it has been checked.