ERN to BTN exchange rate API
Nakfa to Ngultrum · quoted 2026-10-02
6.4191
▲ +3.67% over 6M
1 ERN = 6.4191 BTN · 1 BTN = 0.15579 ERN · Get this rate via the API
1 ERN buys 6.4191 BTN as of 2026-10-02, so 1 BTN buys 0.15579 ERN. Over the last 6 months, ERN/BTN traded between 6.1753 and 6.4349, averaged 6.3380 and rose 3.67%. 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 6M: show the values
| Point | ERN/BTN |
|---|---|
| 2026-04-05 | 6.1919 |
| 2026-04-12 | 6.1753 |
| 2026-04-19 | 6.1971 |
| 2026-04-26 | 6.2694 |
| 2026-05-03 | 6.3255 |
| 2026-05-10 | 6.2787 |
| 2026-05-18 | 6.4069 |
| 2026-05-26 | 6.3587 |
| 2026-06-02 | 6.3429 |
| 2026-06-11 | 6.3761 |
| 2026-06-18 | 6.2957 |
| 2026-06-25 | 6.2877 |
| 2026-07-02 | 6.3557 |
| 2026-07-09 | 6.3666 |
| 2026-07-16 | 6.4232 |
| 2026-07-23 | 6.4349 |
| 2026-07-30 | 6.3768 |
| 2026-08-06 | 6.3379 |
| 2026-08-13 | 6.3586 |
| 2026-08-21 | 6.3824 |
| 2026-08-28 | 6.3610 |
| 2026-09-04 | 6.2983 |
| 2026-09-11 | 6.3818 |
| 2026-09-18 | 6.3914 |
| 2026-09-25 | 6.3955 |
High
6.4349
Low
6.1753
Average
6.3380
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.