Data & API

Quotes and history for the public window

This site shows the family: live theoretical mids, official daily history, and CSV downloads. Production feeds, signed messages, higher rate limits and the specification itself are commercial — email [email protected].

Download latest family CSV Publication status

What the public window includes

Latest official family for all 21 names
Per-currency history and CSV
Live theoretical mids when the FX session is open
Interactive charts of any name vs EUR, vs USD, or vs another family currency (/charts)

Conventions

Rates are legacy units per euro unless labelled otherwise.
Index series are 100 at that currency’s legal conversion date.
Live mids are indications. They are not a fixing and not an offer to deal.