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ALL to SLL exchange rate API

Lek to Leone · quoted 2026-10-03

282.2584

▲ +2.18% over 1Y

1 ALL = 282.2584 SLL · 1 SLL = 0.003543 ALL · Get this rate via the API

1 ALL buys 282.2584 SLL as of 2026-10-03, so 1 SLL buys 0.003543 ALL. Over the last year, ALL/SLL traded between 251.5083 and 298.5836, averaged 277.5519 and rose 2.18%. The API holds daily ALL/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.

ALL/SLL over 1Y

ALL/SLL over 1Y: show the values
PointALL/SLL
2025-10-03276.2396
2025-10-10272.1948
2025-10-17274.5783
2025-10-24272.5891
2025-10-31271.0729
2025-11-07270.7063
2025-11-14272.9201
2025-11-21272.6633
2025-11-28274.6921
2025-12-05277.5493
2025-12-13279.0121
2025-12-20278.1485
2025-12-27280.4267
2026-01-03276.9928
2026-01-10274.9385
2026-01-17274.6220
2026-01-24279.5113
2026-01-31298.5836
2026-02-07280.2926
2026-02-14281.1295
2026-02-21280.4916
2026-02-28281.3593
2026-03-07288.6375
2026-03-14272.8110
2026-03-21274.5421
2026-03-28251.5083
2026-04-04275.4973
2026-04-15258.4904
2026-04-22257.7800
2026-04-29257.1369
2026-05-06256.9421
2026-05-14280.3312
2026-05-21278.3334
2026-05-29279.0552
2026-06-05278.6540
2026-06-14278.1848
2026-06-21277.4478
2026-06-28276.4210
2026-07-05278.3999
2026-07-12278.6614
2026-07-19279.1081
2026-07-26294.1728
2026-08-02282.0732
2026-08-09283.4950
2026-08-16285.5755
2026-08-24288.6182
2026-08-31287.8716
2026-09-07288.9561
2026-09-14289.6470
2026-09-21287.5085
2026-09-28283.8670

High

298.5836

Low

251.5083

Average

277.5519

For developers

Get this rate via the API

One GET request returns the ALL/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=ALL&currencies=SLL"
JavaScript
const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=ALL&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=ALL&currencies=SLL").json()

Replace YOUR_API_KEY with the key from your dashboard.

ALL/SLL API questions

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

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

How far back does ALL/SLL historical data go?

Daily ALL/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 ALL/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.