STD to SLL exchange rate API
Dobra to Leone · quoted 2026-09-28
1.0660
▼ +0.43% over 6M
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 6 months, STD/SLL traded between 1.0131 and 1.1638, averaged 1.0619 and fell 0.43%. 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 6M: show the values
| Point | STD/SLL |
|---|---|
| 2026-04-01 | 1.0706 |
| 2026-04-08 | 1.0816 |
| 2026-04-19 | 1.0131 |
| 2026-04-26 | 1.0131 |
| 2026-05-03 | 1.0131 |
| 2026-05-10 | 1.0131 |
| 2026-05-18 | 1.0131 |
| 2026-05-26 | 1.0785 |
| 2026-06-02 | 1.1638 |
| 2026-06-11 | 1.0657 |
| 2026-06-18 | 1.0655 |
| 2026-06-25 | 1.0562 |
| 2026-07-02 | 1.0131 |
| 2026-07-09 | 1.0602 |
| 2026-07-16 | 1.0612 |
| 2026-07-23 | 1.0565 |
| 2026-07-30 | 1.0606 |
| 2026-08-06 | 1.0731 |
| 2026-08-13 | 1.1038 |
| 2026-08-21 | 1.0837 |
| 2026-08-28 | 1.0760 |
| 2026-09-04 | 1.1571 |
| 2026-09-11 | 1.0803 |
| 2026-09-18 | 1.0131 |
| 2026-09-25 | 1.0581 |
High
1.1638
Low
1.0131
Average
1.0619
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.