SLL to BTN exchange rate API
Leone to Ngultrum · quoted 2026-10-23
0.004136
▲ +0.29% over 7D
1 SLL = 0.004136 BTN · 1 BTN = 241.7795 SLL · Get this rate via the API
1 SLL buys 0.004136 BTN as of 2026-10-23, so 1 BTN buys 241.7795 SLL. Over the last 7 days, SLL/BTN traded between 0.004116 and 0.004138, averaged 0.004128 and rose 0.29%. The API holds daily SLL/BTN 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/BTN over 7D
Daily observations · gaps mean no published rate
SLL/BTN over 7D: show the values
| Date | BTN |
|---|---|
| 2026-10-16 | 0.004124 |
| 2026-10-17 | 0.004135 |
| 2026-10-18 | 0.004138 |
| 2026-10-19 | 0.004128 |
| 2026-10-20 | 0.004129 |
| 2026-10-21 | 0.004121 |
| 2026-10-22 | 0.004116 |
| 2026-10-23 | 0.004136 |
High
0.004138
Low
0.004116
Average
0.004128
Statistics use all 8 daily observations in the selected period.
Get this rate via the API
One GET request returns the SLL/BTN 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=SLL¤cies=BTN"const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=SLL¤cies=BTN");
const data = await response.json();import requests
data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=SLL¤cies=BTN").json()Replace YOUR_API_KEY with the key from your dashboard.
SLL/BTN API questions
How do I get the SLL/BTN exchange rate from an API?
Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=SLL¤cies=BTN, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest SLL/BTN rate in rates.BTN.
How far back does SLL/BTN historical data go?
Daily SLL/BTN 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/BTN 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.