BYN to ARS exchange rate API
Belarussian Ruble to Argentine Peso · quoted 2026-10-02
503.5161
▲ +3.04% over 30D
1 BYN = 503.5161 ARS · 1 ARS = 0.001986 BYN · Get this rate via the API
1 BYN buys 503.5161 ARS as of 2026-10-02, so 1 ARS buys 0.001986 BYN. Over the last 30 days, BYN/ARS traded between 488.6638 and 508.0225, averaged 497.2527 and rose 3.04%. 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 30D: show the values
| Point | BYN/ARS |
|---|---|
| 2026-09-02 | 488.6638 |
| 2026-09-03 | 489.2427 |
| 2026-09-04 | 489.4971 |
| 2026-09-05 | 489.3082 |
| 2026-09-06 | 489.5944 |
| 2026-09-07 | 490.0821 |
| 2026-09-08 | 491.3037 |
| 2026-09-09 | 492.5762 |
| 2026-09-10 | 496.1889 |
| 2026-09-11 | 497.9685 |
| 2026-09-12 | 496.7254 |
| 2026-09-13 | 497.2282 |
| 2026-09-14 | 497.9220 |
| 2026-09-15 | 496.3984 |
| 2026-09-16 | 496.5378 |
| 2026-09-17 | 496.6930 |
| 2026-09-18 | 497.9475 |
| 2026-09-19 | 501.2500 |
| 2026-09-20 | 501.3539 |
| 2026-09-21 | 500.2655 |
| 2026-09-22 | 500.7169 |
| 2026-09-23 | 498.8062 |
| 2026-09-24 | 498.5857 |
| 2026-09-25 | 501.0285 |
| 2026-09-26 | 505.3875 |
| 2026-09-27 | 504.5371 |
| 2026-09-28 | 502.9813 |
| 2026-09-30 | 508.0225 |
High
508.0225
Low
488.6638
Average
497.2527
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.