KRW to SLL exchange rate API
Won to Leone · quoted 2026-10-01
18.0149
▲ +13.56% over YTD
1 KRW = 18.0149 SLL · 1 SLL = 0.05551 KRW · Get this rate via the API
1 KRW buys 18.0149 SLL as of 2026-10-01, so 1 SLL buys 0.05551 KRW. Over the year to date, KRW/SLL traded between 13.5388 and 18.1996, averaged 15.6002 and rose 13.56%. The API holds daily KRW/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.
KRW/SLL over YTD: show the values
| Point | KRW/SLL |
|---|---|
| 2025-12-31 | 15.8634 |
| 2026-01-07 | 15.7843 |
| 2026-01-14 | 15.5719 |
| 2026-01-21 | 15.7160 |
| 2026-01-28 | 15.9712 |
| 2026-02-04 | 15.7381 |
| 2026-02-11 | 15.6484 |
| 2026-02-18 | 15.8690 |
| 2026-02-25 | 16.0408 |
| 2026-03-04 | 15.6437 |
| 2026-03-11 | 15.4963 |
| 2026-03-18 | 15.1906 |
| 2026-03-25 | 15.2350 |
| 2026-04-01 | 15.2150 |
| 2026-04-08 | 15.5775 |
| 2026-04-19 | 14.2806 |
| 2026-04-26 | 14.1574 |
| 2026-05-03 | 14.2065 |
| 2026-05-10 | 14.2998 |
| 2026-05-18 | 14.0002 |
| 2026-05-26 | 15.1862 |
| 2026-06-02 | 16.2430 |
| 2026-06-11 | 14.9228 |
| 2026-06-18 | 14.8354 |
| 2026-06-25 | 14.8094 |
| 2026-07-02 | 13.5388 |
| 2026-07-09 | 15.1310 |
| 2026-07-16 | 15.4449 |
| 2026-07-23 | 15.5797 |
| 2026-07-30 | 15.9589 |
| 2026-08-06 | 16.0931 |
| 2026-08-13 | 16.6217 |
| 2026-08-21 | 16.5435 |
| 2026-08-28 | 16.6673 |
| 2026-09-04 | 18.1996 |
| 2026-09-11 | 17.0849 |
| 2026-09-18 | 15.1066 |
| 2026-09-25 | 16.9219 |
High
18.1996
Low
13.5388
Average
15.6002
Get this rate via the API
One GET request returns the KRW/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=KRW¤cies=SLL"const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=KRW¤cies=SLL");
const data = await response.json();import requests
data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=KRW¤cies=SLL").json()Replace YOUR_API_KEY with the key from your dashboard.
KRW/SLL API questions
How do I get the KRW/SLL exchange rate from an API?
Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=KRW¤cies=SLL, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest KRW/SLL rate in rates.SLL.
How far back does KRW/SLL historical data go?
Daily KRW/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 KRW/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.