BYN to SLL exchange rate API

Belarussian Ruble to Leone · quoted 2026-10-03

7652.05

▲ +13.86% over 1Y

1 BYN = 7652.05 SLL · 1 SLL = 0.000131 BYN · Get this rate via the API

1 BYN buys 7652.05 SLL as of 2026-10-03, so 1 SLL buys 0.000131 BYN. Over the last year, BYN/SLL traded between 6650.07 and 8549.43, averaged 7645.71 and rose 13.86%. The API holds daily BYN/SLL 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/SLL over 1Y

7D 30D 6M YTD 1Y 5Y

BYN/SLL over 1Y: show the values

Point	BYN/SLL
2025-10-03	6720.72
2025-10-10	6684.82
2025-10-17	6669.21
2025-10-24	6659.19
2025-10-31	6662.16
2025-11-07	6657.80
2025-11-14	6650.07
2025-11-21	6684.12
2025-11-28	7244.35
2025-12-05	7972.21
2025-12-13	7796.33
2025-12-20	7812.49
2025-12-27	7864.43
2026-01-03	7778.58
2026-01-10	7798.37
2026-01-17	7928.93
2026-01-24	8086.77
2026-01-31	8549.43
2026-02-07	7978.07
2026-02-14	7989.50
2026-02-21	8017.41
2026-02-28	7920.28
2026-03-07	8093.58
2026-03-14	7749.60
2026-03-21	7568.66
2026-03-28	7043.87
2026-04-04	7766.13
2026-04-15	7349.60
2026-04-22	7416.15
2026-04-29	7432.84
2026-05-06	7424.08
2026-05-14	8178.90
2026-05-21	8336.65
2026-05-29	8353.22
2026-06-05	8108.11
2026-06-14	8248.18
2026-06-21	8229.39
2026-06-28	7858.17
2026-07-05	7868.70
2026-07-12	7996.53
2026-07-19	7915.14
2026-07-26	8440.61
2026-08-02	7893.62
2026-08-09	7699.78
2026-08-16	7542.25
2026-08-24	7606.97
2026-08-31	7506.22
2026-09-07	7443.11
2026-09-14	7549.48
2026-09-21	7601.51
2026-09-28	7578.88

High

8549.43

Low

6650.07

Average

7645.71

For developers

Get this rate via the API

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

Get a free API key Read the API docs

cURL

curl -X GET "https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=BYN&currencies=SLL"

JavaScript

const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=BYN&currencies=SLL");
const data = await response.json();

Python

import requests

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

Replace YOUR_API_KEY with the key from your dashboard.

BYN/SLL API questions

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

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

How far back does BYN/SLL historical data go?

Daily BYN/SLL 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/SLL exchange rate API?

Yes. The free plan includes 1,000 requests a month, with no credit card required; paid plans raise the limit.

SLL/BYN · inverse 0.000131 BYN/USD 0.33188 BYN/EUR 0.29492 BYN/GBP 0.25068 BYN/JPY 52.3902 BYN/CHF 0.27509 BYN/AUD 0.47715

Put these rates in your application

One endpoint, JSON responses, 160+ currencies and history back to 1999. Start on the free plan.

Get a free API key Read the docs