Currency Exchange – Free-tier APIs
23 Free-tier APIs in the category Currency Exchange. Free public web APIs that developers and AI agents can call. Entries come from the open public-apis list; each link was checked automatically (HTTP status) on the date shown, which says the site responded, not that the API is good.
1Forge
Forex currency market data
Amdoren
Free currency API with over 150 currencies
Bank of Russia
Exchange rates and currency conversion
Currency-api
Free Currency Exchange Rates API with 150+ Currencies & No Rate Limits
CurrencyBeacon
Real-time and historical currency exchange rates with free tier
CurrencyFreaks
Provides current and historical currency exchange rates with free plan 1K requests/month
Currencylayer
Exchange rates and currency conversion
CurrencyScoop
Real-time and historical currency rates JSON API
Czech National Bank
A collection of exchange rates
Daleelak
Egyptian bank and dealer exchange rates, gold and silver prices
Economia.Awesome
Portuguese free currency prices and conversion with no rate limits
ExchangeRate-API
Free currency conversion
Exchangerate.dev
Live & historical FX, 168 pairs back to 1999, Frankfurter-compatible, free 10k/mo
Exchangerate.host
Foreign exchange & crypto rates API (keyless access ended 2023)
Exchangeratesapi.io
Exchange rates with currency conversion
Fixer
Exchange rates and currency conversion
Frankfurter
Exchange rates, currency conversion and time series
Fulusly
Exchange rates for 144 currencies with daily history back to the 1990s, English and Arabic
FXpeek
Source-linked historical reference exchange rates with CSV, JSON and an MCP server
Nerkhsanj
Iran free-market USD, EUR, CNY, gold and coin rates in toman, live and daily archive since 2010
paralelo.bo
Bolivia parallel-market USD/BOB exchange rate, aggregated from P2P sources every 60s
Rate-API
Hourly exchange rates for 160+ currencies in JSON, XML or CSV with free plan 2,500 requests/month
TaxID
EU VAT number validation with company name and address lookup across all 27 member states