BYN to ARS exchange rate API
Belarussian Ruble to Argentine Peso · quoted 2026-10-02
503.5161
▲ +74.52% over 5Y
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 5 years, BYN/ARS traded between 288.5182 and 520.2335, averaged 413.0297 and rose 74.52%. 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 5Y: show the values
| Point | BYN/ARS |
|---|---|
| 2024-08-24 | 288.5182 |
| 2024-10-07 | 298.3164 |
| 2024-11-06 | 303.4593 |
| 2024-12-06 | 309.4088 |
| 2025-01-05 | 315.1152 |
| 2025-02-04 | 321.9868 |
| 2025-03-06 | 325.1286 |
| 2025-04-06 | 327.4670 |
| 2025-05-06 | 366.9101 |
| 2025-06-07 | 360.4921 |
| 2025-07-07 | 377.0868 |
| 2025-08-06 | 406.6360 |
| 2025-09-05 | 403.1802 |
| 2025-10-06 | 420.2450 |
| 2025-11-05 | 427.8195 |
| 2025-12-05 | 501.5666 |
| 2026-01-05 | 501.3830 |
| 2026-02-04 | 504.3789 |
| 2026-03-06 | 479.3700 |
| 2026-04-05 | 470.4441 |
| 2026-05-05 | 495.4075 |
| 2026-06-06 | 516.5566 |
| 2026-07-08 | 520.2335 |
| 2026-08-07 | 504.0629 |
| 2026-09-07 | 490.0821 |
High
520.2335
Low
288.5182
Average
413.0297
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.