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Frankfurter

Apiosk Basicsby Apiosk Basics · General

Free foreign-exchange rates published by the European Central Bank: latest and historical reference rates. No upstream key required.

financeapi
Price per request
$0.06
About

Frankfurter publishes foreign-exchange reference rates sourced from the European Central Bank, updated every working day around 16:00 CET. Free and key-less. This listing proxies it through the Apiosk gateway with pay-per-call billing — latest rates, historical rates and currency conversion for the major world currencies.

Base URL
https://gateway.apiosk.com/frankfurter
Technical Specs
Auth Methodnone
Response FormatJSON
Endpoints1
Endpoints
MethodPathDescriptionCost
GET /v2/providers/ecb/rate/EUR/{quote} Latest daily ECB euro foreign-exchange reference rate for one target currency, via Frankfurter. EUR base; includes observation date. ECB data is free at ecb.europa.eu; Apiosk charges for retrieval. Not intraday, historical rates, Euribor or trading quotes.
$0.06 default
View details
Endpoint documentation
GET/v2/providers/ecb/rate/EUR/{quote}
$0.06 default
Description

Latest daily ECB euro foreign-exchange reference rate for one target currency, via Frankfurter. EUR base; includes observation date. ECB data is free at ecb.europa.eu; Apiosk charges for retrieval. Not intraday, historical rates, Euribor or trading quotes.

Documentation

Latest daily ECB euro foreign-exchange reference rate for one target currency, via Frankfurter. EUR base; includes observation date. ECB data is free at ecb.europa.eu; Apiosk charges for retrieval. Not intraday, historical rates, Euribor or trading quotes.

Pricing
$0.06 default
Parameters
{
  "properties": {
    "quote": {
      "description": "Target currency from the verified ECB daily euro reference currency set.",
      "enum": [
        "AUD",
        "BRL",
        "CAD",
        "CHF",
        "CNY",
        "CZK",
        "DKK",
        "EUR",
        "GBP",
        "HKD",
        "HUF",
        "IDR",
        "ILS",
        "INR",
        "ISK",
        "JPY",
        "KRW",
        "MXN",
        "MYR",
        "NOK",
        "NZD",
        "PHP",
        "PLN",
        "RON",
        "SEK",
        "SGD",
        "THB",
        "TRY",
        "USD",
        "ZAR"
      ],
      "type": "string",
      "x-parameter-location": "path"
    }
  },
  "required": [
    "quote"
  ],
  "type": "object"
}
Request schema
{}
Response schema
{
  "properties": {
    "base": {
      "enum": [
        "EUR"
      ],
      "type": "string"
    },
    "date": {
      "pattern": "^[0-9]{4}-[0-9]{2}-[0-9]{2}$",
      "type": "string"
    },
    "quote": {
      "description": "Target currency from the verified ECB daily euro reference currency set.",
      "enum": [
        "AUD",
        "BRL",
        "CAD",
        "CHF",
        "CNY",
        "CZK",
        "DKK",
        "EUR",
        "GBP",
        "HKD",
        "HUF",
        "IDR",
        "ILS",
        "INR",
        "ISK",
        "JPY",
        "KRW",
        "MXN",
        "MYR",
        "NOK",
        "NZD",
        "PHP",
        "PLN",
        "RON",
        "SEK",
        "SGD",
        "THB",
        "TRY",
        "USD",
        "ZAR"
      ],
      "type": "string"
    },
    "rate": {
      "minimum": 1e-9,
      "type": "number"
    }
  },
  "required": [
    "date",
    "base",
    "quote",
    "rate"
  ],
  "type": "object"
}
Example request
{
  "quote": "USD"
}
Example response
{
  "base": "EUR",
  "date": "2026-10-01",
  "quote": "USD",
  "rate": 1.1298
}