STD to SLL exchange rate API
Dobra to Leone · quoted 2026-09-28
1.0660
▼ +3.20% over 30D
1 STD = 1.0660 SLL · 1 SLL = 0.93809 STD · Get this rate via the API
1 STD buys 1.0660 SLL as of 2026-09-28, so 1 SLL buys 0.93809 STD. Over the last 30 days, STD/SLL traded between 1.0131 and 1.1571, averaged 1.0810 and fell 3.20%. The API holds daily STD/SLL rates from 2024-08-24 — 2 years of history — so any past day, or a whole series, is one request away.
STD/SLL over 30D: show the values
| Point | STD/SLL |
|---|---|
| 2026-08-29 | 1.1013 |
| 2026-08-30 | 1.0766 |
| 2026-08-31 | 1.0700 |
| 2026-09-01 | 1.0784 |
| 2026-09-02 | 1.0761 |
| 2026-09-03 | 1.0766 |
| 2026-09-04 | 1.1571 |
| 2026-09-05 | 1.1092 |
| 2026-09-06 | 1.0782 |
| 2026-09-07 | 1.0775 |
| 2026-09-08 | 1.0791 |
| 2026-09-09 | 1.0751 |
| 2026-09-10 | 1.0810 |
| 2026-09-11 | 1.0803 |
| 2026-09-12 | 1.0824 |
| 2026-09-13 | 1.0869 |
| 2026-09-14 | 1.0766 |
| 2026-09-15 | 1.0747 |
| 2026-09-16 | 1.1525 |
| 2026-09-17 | 1.0720 |
| 2026-09-18 | 1.0131 |
| 2026-09-19 | 1.0735 |
| 2026-09-20 | 1.0726 |
| 2026-09-21 | 1.0671 |
| 2026-09-22 | 1.1452 |
| 2026-09-23 | 1.0641 |
| 2026-09-24 | 1.0568 |
| 2026-09-25 | 1.0581 |
| 2026-09-26 | 1.0674 |
| 2026-09-27 | 1.0660 |
High
1.1571
Low
1.0131
Average
1.0810
Get this rate via the API
One GET request returns the STD/SLL rate as JSON. The free plan includes 1,000 requests a month, with no credit card required.
curl -X GET "https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=STD¤cies=SLL"const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=STD¤cies=SLL");
const data = await response.json();import requests
data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=STD¤cies=SLL").json()Replace YOUR_API_KEY with the key from your dashboard.
STD/SLL API questions
How do I get the STD/SLL exchange rate from an API?
Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=STD¤cies=SLL, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest STD/SLL rate in rates.SLL.
How far back does STD/SLL historical data go?
Daily STD/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 STD/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.