API examples

Frankfurter is a free, open-source API for current and historical exchange rates. The public API lives at api.frankfurter.dev. Query rates for this currency using the examples below.

Fetch against every currency.

curl https://api.frankfurter.dev/v2/rates?base=XCG

Fetch five years of monthly rates.

curl https://api.frankfurter.dev/v2/rates?base=XCG&from=2025-03-31&group=month

Fetch current XCG/EUR.

curl https://api.frankfurter.dev/v2/rate/XCG/EUR

For the full reference and more examples, see the docs.