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SLL to CUC exchange rate API

Leone to Peso Convertible · quoted 2026-10-02

0.000043

▲ 0.00% over 6M

1 SLL = 0.000043 CUC · 1 CUC = 23255.81 SLL · Get this rate via the API

1 SLL buys 0.000043 CUC as of 2026-10-02, so 1 CUC buys 23255.81 SLL. Over the last 6 months, SLL/CUC traded between 0.000040 and 0.000047, averaged 0.000044 and was unchanged. The API holds daily SLL/CUC 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/CUC over 6M

SLL/CUC over 6M: show the values
PointSLL/CUC
2026-04-050.000043
2026-04-160.000047
2026-04-230.000047
2026-04-300.000047
2026-05-070.000047
2026-05-150.000047
2026-05-230.000043
2026-05-300.000043
2026-06-060.000043
2026-06-150.000043
2026-06-220.000043
2026-06-290.000043
2026-07-060.000043
2026-07-130.000043
2026-07-200.000043
2026-07-270.000043
2026-08-030.000043
2026-08-100.000043
2026-08-170.000043
2026-08-250.000043
2026-09-010.000043
2026-09-080.000043
2026-09-150.000043
2026-09-220.000040
2026-09-300.000040

High

0.000047

Low

0.000040

Average

0.000044

For developers

Get this rate via the API

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

Replace YOUR_API_KEY with the key from your dashboard.

SLL/CUC API questions

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

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

How far back does SLL/CUC historical data go?

Daily SLL/CUC 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/CUC 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.