KRW to SLL exchange rate API
Won to Leone · quoted 2026-10-01
17.9803
▲ +7.84% over 30D
1 KRW = 17.9803 SLL · 1 SLL = 0.05562 KRW · Get this rate via the API
1 KRW buys 17.9803 SLL as of 2026-10-01, so 1 SLL buys 0.05562 KRW. Over the last 30 days, KRW/SLL traded between 15.1066 and 18.1996, averaged 17.0317 and rose 7.84%. 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 30D: show the values
| Point | KRW/SLL |
|---|---|
| 2026-09-01 | 16.6738 |
| 2026-09-02 | 16.8193 |
| 2026-09-03 | 16.8902 |
| 2026-09-04 | 18.1996 |
| 2026-09-05 | 17.3446 |
| 2026-09-06 | 16.9412 |
| 2026-09-07 | 17.0039 |
| 2026-09-08 | 17.0831 |
| 2026-09-09 | 17.1606 |
| 2026-09-10 | 17.0561 |
| 2026-09-11 | 17.0849 |
| 2026-09-12 | 17.1077 |
| 2026-09-13 | 16.8034 |
| 2026-09-14 | 17.0400 |
| 2026-09-15 | 16.8714 |
| 2026-09-16 | 18.0114 |
| 2026-09-17 | 16.5926 |
| 2026-09-18 | 15.1066 |
| 2026-09-19 | 16.5428 |
| 2026-09-20 | 16.4733 |
| 2026-09-21 | 16.7144 |
| 2026-09-22 | 18.1666 |
| 2026-09-23 | 16.7980 |
| 2026-09-24 | 16.7397 |
| 2026-09-25 | 16.9219 |
| 2026-09-26 | 16.9235 |
| 2026-09-27 | 16.8378 |
| 2026-09-28 | 16.8859 |
| 2026-09-30 | 18.1767 |
High
18.1996
Low
15.1066
Average
17.0317
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.