ERN to CUP exchange rate API
Nakfa to Cuban Peso · quoted 2026-10-07
1.5965
▼ +9.63% over 30D
1 ERN = 1.5965 CUP · 1 CUP = 0.62638 ERN · Get this rate via the API
1 ERN buys 1.5965 CUP as of 2026-10-07, so 1 CUP buys 0.62638 ERN. Over the last 30 days, ERN/CUP traded between 1.5965 and 1.7677, averaged 1.7114 and fell 9.63%. The API holds daily ERN/CUP 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/CUP over 30D: show the values
| Point | ERN/CUP |
|---|---|
| 2026-09-07 | 1.7665 |
| 2026-09-08 | 1.7666 |
| 2026-09-09 | 1.7667 |
| 2026-09-10 | 1.7666 |
| 2026-09-11 | 1.7669 |
| 2026-09-12 | 1.7675 |
| 2026-09-13 | 1.7674 |
| 2026-09-14 | 1.7670 |
| 2026-09-15 | 1.7669 |
| 2026-09-16 | 1.7666 |
| 2026-09-17 | 1.7662 |
| 2026-09-18 | 1.7667 |
| 2026-09-19 | 1.7668 |
| 2026-09-20 | 1.7667 |
| 2026-09-21 | 1.7665 |
| 2026-09-22 | 1.7668 |
| 2026-09-23 | 1.7677 |
| 2026-09-24 | 1.7675 |
| 2026-09-25 | 1.6001 |
| 2026-09-26 | 1.5985 |
| 2026-09-27 | 1.6004 |
| 2026-09-28 | 1.6017 |
| 2026-09-30 | 1.6013 |
| 2026-10-02 | 1.6083 |
| 2026-10-03 | 1.6005 |
| 2026-10-05 | 1.5965 |
High
1.7677
Low
1.5965
Average
1.7114
Get this rate via the API
One GET request returns the ERN/CUP 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=CUP"const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=ERN¤cies=CUP");
const data = await response.json();import requests
data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=ERN¤cies=CUP").json()Replace YOUR_API_KEY with the key from your dashboard.
ERN/CUP API questions
How do I get the ERN/CUP exchange rate from an API?
Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=ERN¤cies=CUP, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest ERN/CUP rate in rates.CUP.
How far back does ERN/CUP historical data go?
Daily ERN/CUP 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/CUP 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.