Reference · $0.007

FX Rates

The European Central Bank's daily reference rates, served two ways: a single pair, or one base currency against every currency the ECB publishes. Cross rates are computed, so you are not limited to euro pairs, and the last ninety days are addressable by date.

Specification

Route: GET /fx/{base}/{quote} · GET /fx/{base} · optional ?date=YYYY-MM-DD
Input: Three-letter currency codes. An optional date inside the retained window.
Price: $0.007 per call on the PowaHub listing.

What it returns

rate.base, rate.quotethe pair, normalised to upper case
rate.datethe rate date actually served — the latest, unless you asked for one
rate.valuethe reference mid rate, to six decimal places
rates.valuesfor a base lookup, every available quote currency keyed by code

Live response

{
  "status": "success",
  "status_code": 200,
  "errors": [],
  "data": {
    "rate": {
      "base": "EUR",
      "quote": "USD",
      "date": "2026-10-13",
      "value": 1.1188
    }
  },
  "meta": {
    "source": "European Central Bank (ECB) euro foreign exchange reference rates",
    "license": "public-domain",
    "generated_at": "2026-10-14T06:00:39.052825+00:00",
    "latest_date": "2026-10-13",
    "available_dates": [
      "2026-10-13", "2026-10-12", "2026-10-09", "2026-10-08",
      "2026-10-07", "2026-10-06", "2026-10-05", "2026-10-02",
      "2026-10-01", "2026-09-30", "2026-09-29", "2026-09-28",
      "2026-09-25", "2026-09-24", "2026-09-23", "2026-09-22",
      "2026-09-21", "2026-09-18", "2026-09-17", "2026-09-16",
      "2026-09-15", "2026-09-14", "2026-09-11", "2026-09-10",
      "2026-09-09", "2026-09-08", "2026-09-07", "2026-09-04",
      "2026-09-03", "2026-09-02", "2026-09-01", "2026-08-31",
      "2026-08-28", "2026-08-27", "2026-08-26", "2026-08-25",
      "2026-08-24", "2026-08-21", "2026-08-20", "2026-08-19",
      "2026-08-18", "2026-08-17", "2026-08-14", "2026-08-13",
      "2026-08-12", "2026-08-11", "2026-08-10", "2026-08-07",
      "2026-08-06", "2026-08-05", "2026-08-04", "2026-08-03",
      "2026-07-31", "2026-07-30", "2026-07-29", "2026-07-28",
      "2026-07-27", "2026-07-24", "2026-07-23", "2026-07-22",
      "2026-07-21", "2026-07-20", "2026-07-17", "2026-07-16"
    ],
    "retention_window": "90d"
  }
}

Captured from the live service at each release · 2026-10-14 11:10 UTC

Measured

History retained: 90d
Currencies published: 29
Latest rate date: 2026-10-13

Provenance

Upstream: European Central Bank euro foreign exchange reference rates.
Licence: ECB reuse policy
Refresh: Refreshed daily at 06:00 UTC.

Source: European Central Bank

Good to know

Mid-market reference rates — ideal for valuation, reporting and conversion estimates.
Historical rates for any date in the last 90 days.
Rates follow the ECB publishing calendar of working days.

Where to buy

Endpoint: api.powahub.ai/CertainData/fx-rate/fx/{base}/{quote}
Available on: PowaHub.