ERN to BTN exchange rate API
Nakfa to Ngultrum · quoted 2026-10-23
6.3188
▲ +0.07% over 7D
1 ERN = 6.3188 BTN · 1 BTN = 0.15826 ERN · Get this rate via the API
1 ERN buys 6.3188 BTN as of 2026-10-23, so 1 BTN buys 0.15826 ERN. Over the last 7 days, ERN/BTN traded between 6.2927 and 6.3353, averaged 6.3171 and rose 0.07%. The API holds daily ERN/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.
ERN/BTN over 7D
Daily observations · gaps mean no published rate
ERN/BTN over 7D: show the values
| Date | BTN |
|---|---|
| 2026-10-16 | 6.31433 |
| 2026-10-17 | 6.331407 |
| 2026-10-18 | 6.335266 |
| 2026-10-19 | 6.321092 |
| 2026-10-20 | 6.317346 |
| 2026-10-21 | 6.305478 |
| 2026-10-22 | 6.292721 |
| 2026-10-23 | 6.318811 |
High
6.3353
Low
6.2927
Average
6.3171
Statistics use all 8 daily observations in the selected period.
Get this rate via the API
One GET request returns the ERN/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=ERN¤cies=BTN"const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=ERN¤cies=BTN");
const data = await response.json();import requests
data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=ERN¤cies=BTN").json()Replace YOUR_API_KEY with the key from your dashboard.
ERN/BTN API questions
How do I get the ERN/BTN exchange rate from an API?
Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=ERN¤cies=BTN, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest ERN/BTN rate in rates.BTN.
How far back does ERN/BTN historical data go?
Daily ERN/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 ERN/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.