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BYN to SLL exchange rate API

Belarussian Ruble to Leone · quoted 2026-10-23

7753.90

▲ +11.75% over 2Y

1 BYN = 7753.90 SLL · 1 SLL = 0.000129 BYN · Get this rate via the API

1 BYN buys 7753.90 SLL as of 2026-10-23, so 1 SLL buys 0.000129 BYN. Over the last 2 years, BYN/SLL traded between 6399.93 and 8931.30, averaged 7300.56 and rose 11.75%. 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.

Chart sampled every 7 observations · table and exports keep every daily rate

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BYN/SLL over 2Y: show the values
Rates per 1 BYN. Missing rates are shown as a dash.
DateSLL
2024-10-236938.844789
2024-10-246939.544905
2024-10-256952.531436
2024-10-266938.086124
2024-10-276937.411261
2024-10-286943.436931
2024-10-296938.709685
2024-10-306938.767946
2024-10-316986.277564
2024-11-016987.06722
2024-11-026929.609962
2024-11-036928.579497
2024-11-046952.100472
2024-11-056946.462303
2024-11-066953.893169
2024-11-076923.257831
2024-11-086965.664944
2024-11-096941.365013
2024-11-106940.281854
2024-11-116954.252485
2024-11-126953.315856
2024-11-136969.24862
2024-11-146902.498723
2024-11-156952.335705
2024-11-166913.668757
2024-11-176922.154444
2024-11-186909.914795
2024-11-196925.579478
2024-11-206908.566663
2024-11-216900.981806
2024-11-226944.889811
2024-11-236932.52726
2024-11-246931.28667
2024-11-256943.57914
2024-11-266938.813141
2024-11-276948.017296
2024-11-286954.834801
2024-11-296949.196371
2024-11-306950.44203
2024-12-016961.403667
2024-12-026954.331208
2024-12-036957.093279
2024-12-046954.151006
2024-12-056954.40969
2024-12-066954.421606
2024-12-076956.68471
2024-12-086953.974894
2024-12-096954.21406
2024-12-106952.343556
2024-12-116953.589334
2024-12-126965.449387
2024-12-136952.093671
2024-12-146963.993228
2024-12-156963.36472
2024-12-166954.317345
2024-12-176954.45182
2024-12-186955.274313
2024-12-196954.594058
2024-12-206957.04378
2024-12-216953.776862
2024-12-226952.72843
2024-12-236954.781908
2024-12-246957.049373
2024-12-256957.299062
2024-12-266957.145519
2024-12-276954.461934
2024-12-286950.648248
2024-12-296949.592861
2024-12-306954.245884
2024-12-316952.63759
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2025-05-036932.836351
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2025-05-236988.512813
2025-05-246992.430771
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2025-05-286967.472012
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2025-06-106692.419859
2025-06-116962.870382
2025-06-126735.711012
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2025-06-146998.758241
2025-06-156992.386002
2025-06-166997.432026
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2025-07-286930.427275
2025-07-296939.94916
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2025-08-067013.877086
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2025-08-096890.755241
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2025-08-116892.76816
2025-08-126883.242827
2025-08-136881.813909
2025-08-146843.068707
2025-08-156821.905591
2025-08-166792.30528
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2026-06-277856.390012
2026-06-287858.165369
2026-06-297848.822768
2026-06-307827.733414
2026-07-017817.138678
2026-07-027210.936976
2026-07-037881.562297
2026-07-047860.070255
2026-07-057868.695273
2026-07-067862.998837
2026-07-077984.045329
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2026-07-097983.79166
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2026-08-017890.68889
2026-08-027893.617503
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2026-08-047781.308974
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2026-09-067439.410918
2026-09-077443.112059
2026-09-087448.984154
2026-09-097472.604016
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2026-09-168118.028406
2026-09-177532.060524
2026-09-186915.048442
2026-09-197578.970619
2026-09-207591.546718
2026-09-217601.509291
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2026-09-257559.039664
2026-09-267596.134636
2026-09-277587.519871
2026-09-287578.875863
2026-09-308207.711507
2026-10-027633.858227
2026-10-037652.053717
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2026-10-107546.140224
2026-10-117546.524228
2026-10-127575.280312
2026-10-137590.96328
2026-10-147615.856263
2026-10-158052.306616
2026-10-167627.38576
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2026-10-187615.885184
2026-10-197645.588154
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2026-10-217711.862367
2026-10-227737.694654
2026-10-237753.904671

High

8931.30

Low

6399.93

Average

7300.56

Statistics use all 714 daily observations in the selected period.

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.

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.

Put these rates in your application

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