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SLL to BYN exchange rate API

Leone to Belarussian Ruble · quoted 2026-10-03

0.000131

▼ +11.49% over 1Y

1 SLL = 0.000131 BYN · 1 BYN = 7633.59 SLL · Get this rate via the API

1 SLL buys 0.000131 BYN as of 2026-10-03, so 1 BYN buys 7633.59 SLL. Over the last year, SLL/BYN traded between 0.000116 and 0.000150, averaged 0.000131 and fell 11.49%. The API holds daily SLL/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.

SLL/BYN over 1Y

SLL/BYN over 1Y: show the values
PointSLL/BYN
2025-10-030.000148
2025-10-100.000149
2025-10-170.000149
2025-10-240.000150
2025-10-310.000150
2025-11-070.000150
2025-11-140.000150
2025-11-210.000149
2025-11-280.000138
2025-12-050.000125
2025-12-130.000128
2025-12-200.000128
2025-12-270.000127
2026-01-030.000128
2026-01-100.000128
2026-01-170.000126
2026-01-240.000123
2026-01-310.000116
2026-02-070.000125
2026-02-140.000125
2026-02-210.000124
2026-02-280.000126
2026-03-070.000123
2026-03-140.000129
2026-03-210.000132
2026-03-280.000141
2026-04-040.000128
2026-04-150.000136
2026-04-220.000134
2026-04-290.000134
2026-05-060.000134
2026-05-140.000122
2026-05-210.000119
2026-05-290.000119
2026-06-050.000123
2026-06-140.000121
2026-06-210.000121
2026-06-280.000127
2026-07-050.000127
2026-07-120.000125
2026-07-190.000126
2026-07-260.000118
2026-08-020.000126
2026-08-090.000129
2026-08-160.000132
2026-08-240.000131
2026-08-310.000133
2026-09-070.000134
2026-09-140.000132
2026-09-210.000131
2026-09-280.000131

High

0.000150

Low

0.000116

Average

0.000131

For developers

Get this rate via the API

One GET request returns the SLL/BYN rate as JSON. The free plan includes 1,000 requests a month, with no credit card required.

cURL
curl -X GET "https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=SLL&currencies=BYN"
JavaScript
const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=SLL&currencies=BYN");
const data = await response.json();
Python
import requests

data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=SLL&currencies=BYN").json()

Replace YOUR_API_KEY with the key from your dashboard.

SLL/BYN API questions

How do I get the SLL/BYN exchange rate from an API?

Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=SLL&currencies=BYN, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest SLL/BYN rate in rates.BYN.

How far back does SLL/BYN historical data go?

Daily SLL/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 SLL/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.