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ERN to CRC exchange rate API

Nakfa to Costa Rican Colon · quoted 2026-10-02

30.5467

▼ +11.87% over 5Y

1 ERN = 30.5467 CRC · 1 CRC = 0.03274 ERN · Get this rate via the API

1 ERN buys 30.5467 CRC as of 2026-10-02, so 1 CRC buys 0.03274 ERN. Over the last 5 years, ERN/CRC traded between 30.2517 and 34.6605, averaged 32.7763 and fell 11.87%. The API holds daily ERN/CRC 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/CRC over 5Y

ERN/CRC over 5Y: show the values
PointERN/CRC
2024-08-2434.6605
2024-10-0734.5693
2024-11-0634.1489
2024-12-0633.8511
2025-01-0534.0081
2025-02-0433.7772
2025-03-0633.4969
2025-04-0633.8561
2025-05-0633.7414
2025-06-0734.0044
2025-07-0733.6675
2025-08-0633.6173
2025-09-0533.7559
2025-10-0633.5207
2025-11-0533.4706
2025-12-0532.7579
2026-01-0533.1824
2026-02-0433.0328
2026-03-0631.5172
2026-04-0531.0181
2026-05-0530.3160
2026-06-0630.7089
2026-07-0830.3675
2026-08-0730.3389
2026-09-0730.2517

High

34.6605

Low

30.2517

Average

32.7763

For developers

Get this rate via the API

One GET request returns the ERN/CRC rate as JSON. The free plan includes 1,000 requests a month, with no credit card required.

cURL
curl -X GET "https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=ERN&currencies=CRC"
JavaScript
const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=ERN&currencies=CRC");
const data = await response.json();
Python
import requests

data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=ERN&currencies=CRC").json()

Replace YOUR_API_KEY with the key from your dashboard.

ERN/CRC API questions

How do I get the ERN/CRC exchange rate from an API?

Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=ERN&currencies=CRC, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest ERN/CRC rate in rates.CRC.

How far back does ERN/CRC historical data go?

Daily ERN/CRC 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/CRC 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.