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Historical Foreign Exchange Rate by Date (Since 1999)

Fetches historical official ECB exchange rates for any date since 1999 (ideal for accounting, tax, and audit agents).

Call it (no API key)

GET https://api.agentdatahub.de/api/v1/call/fx-historical-rate?date=2025-01-02&base=EUR&symbols=USD,CHF,GBP&compact=1

Full metadata: without compact=1 · Markdown: format=llm · Only some fields: add &fields=a,b.c · MCP: tool call_api with {"apiId":"fx-historical-rate"}

Parameters

`date`	Date in YYYY-MM-DD format (default: 2025-01-02)
`base`	Base currency (default: EUR)
`symbols`	Target currencies e.g. USD,CHF,GBP

Example response (live, compact)

{
  "apiId": "fx-historical-rate",
  "data_freshness": "cached",
  "data": {
    "date": "2025-01-02",
    "base": "EUR",
    "rates": {
      "CHF": 0.9371,
      "GBP": 0.83118,
      "USD": 1.0321
    }
  },
  "source": "ECB Historical Archive via Frankfurter",
  "license": "ECB Open Data"
}

Recorded history available: /api/v1/history/fx-historical-rate?date=2025-01-02&base=EUR&symbols=USD,CHF,GBP

Source & license

Source	ECB Historical Archive via Frankfurter
License	ECB Open Data
Source URL	https://api.frankfurter.dev/v1/2025-01-02
Terms	https://www.frankfurter.app/docs/
Category	Finance & Markets › 5. Forex & Fiat Currencies