BYN to ARS exchange rate API
Belarussian Ruble to Argentine Peso · quoted 2026-10-23
516.8548
▲ +2.85% over 7D
1 BYN = 516.8548 ARS · 1 ARS = 0.001935 BYN · Get this rate via the API
1 BYN buys 516.8548 ARS as of 2026-10-23, so 1 ARS buys 0.001935 BYN. Over the last 7 days, BYN/ARS traded between 501.2984 and 516.8548, averaged 508.2317 and rose 2.85%. The API holds daily BYN/ARS rates from 2024-08-24 — 2 years of history — so any past day, or a whole series, is one request away.
Converting an invoice? Convert an amount on a specific date.
BYN/ARS over 7D
Daily observations · gaps mean no published rate
BYN/ARS over 7D: show the values
| Date | ARS |
|---|---|
| 2026-10-16 | 502.517931 |
| 2026-10-17 | 501.298442 |
| 2026-10-18 | 503.320018 |
| 2026-10-19 | 503.136948 |
| 2026-10-20 | 511.467938 |
| 2026-10-21 | 512.404998 |
| 2026-10-22 | 514.852856 |
| 2026-10-23 | 516.854848 |
High
516.8548
Low
501.2984
Average
508.2317
Statistics use all 8 daily observations in the selected period.
Get this rate via the API
One GET request returns the BYN/ARS rate as JSON. The free plan includes 1,000 requests a month, with no credit card required.
curl -X GET "https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=BYN¤cies=ARS"const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=BYN¤cies=ARS");
const data = await response.json();import requests
data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=BYN¤cies=ARS").json()Replace YOUR_API_KEY with the key from your dashboard.
BYN/ARS API questions
How do I get the BYN/ARS exchange rate from an API?
Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=BYN¤cies=ARS, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest BYN/ARS rate in rates.ARS.
How far back does BYN/ARS historical data go?
Daily BYN/ARS rates are available from 2024-08-24. Request one day with the /historical endpoint and a date, or a range of days with /timeseries.
Is there a free BYN/ARS exchange rate API?
Yes. The free plan includes 1,000 requests a month, with no credit card required; paid plans raise the limit.
Put these rates in your application
One endpoint, JSON responses, 160+ currencies and history back to 1999. Start on the free plan.