ARS to BYN exchange rate API
Argentine Peso to Belarussian Ruble · quoted 2026-10-02
0.001979
▼ +3.27% over 30D
1 ARS = 0.001979 BYN · 1 BYN = 505.3057 ARS · Get this rate via the API
1 ARS buys 0.001979 BYN as of 2026-10-02, so 1 BYN buys 505.3057 ARS. Over the last 30 days, ARS/BYN traded between 0.001968 and 0.002046, averaged 0.002011 and fell 3.27%. The API holds daily ARS/BYN 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.
ARS/BYN over 30D: show the values
| Point | ARS/BYN |
|---|---|
| 2026-09-02 | 0.002046 |
| 2026-09-03 | 0.002043 |
| 2026-09-04 | 0.002042 |
| 2026-09-05 | 0.002043 |
| 2026-09-06 | 0.002042 |
| 2026-09-07 | 0.002040 |
| 2026-09-08 | 0.002035 |
| 2026-09-09 | 0.002030 |
| 2026-09-10 | 0.002015 |
| 2026-09-11 | 0.002008 |
| 2026-09-12 | 0.002013 |
| 2026-09-13 | 0.002011 |
| 2026-09-14 | 0.002008 |
| 2026-09-15 | 0.002014 |
| 2026-09-16 | 0.002013 |
| 2026-09-17 | 0.002013 |
| 2026-09-18 | 0.002008 |
| 2026-09-19 | 0.001995 |
| 2026-09-20 | 0.001994 |
| 2026-09-21 | 0.001998 |
| 2026-09-22 | 0.001997 |
| 2026-09-23 | 0.002004 |
| 2026-09-24 | 0.002005 |
| 2026-09-25 | 0.001995 |
| 2026-09-26 | 0.001978 |
| 2026-09-27 | 0.001982 |
| 2026-09-28 | 0.001988 |
| 2026-09-30 | 0.001968 |
High
0.002046
Low
0.001968
Average
0.002011
Get this rate via the API
One GET request returns the ARS/BYN 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=ARS¤cies=BYN"const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=ARS¤cies=BYN");
const data = await response.json();import requests
data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=ARS¤cies=BYN").json()Replace YOUR_API_KEY with the key from your dashboard.
ARS/BYN API questions
How do I get the ARS/BYN exchange rate from an API?
Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=ARS¤cies=BYN, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest ARS/BYN rate in rates.BYN.
How far back does ARS/BYN historical data go?
Daily ARS/BYN 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 ARS/BYN 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.