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ERN to WST exchange rate API

Nakfa to Tala · quoted 2026-10-07

0.18427

▲ +1.61% over 6M

1 ERN = 0.18427 WST · 1 WST = 5.4268 ERN · Get this rate via the API

1 ERN buys 0.18427 WST as of 2026-10-07, so 1 WST buys 5.4268 ERN. Over the last 6 months, ERN/WST traded between 0.17900 and 0.18427, averaged 0.18141 and rose 1.61%. The API holds daily ERN/WST 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/WST over 6M

ERN/WST over 6M: show the values
PointERN/WST
2026-04-100.18136
2026-04-170.18071
2026-04-240.18169
2026-05-010.17963
2026-05-080.17900
2026-05-160.18043
2026-05-240.17995
2026-05-310.17984
2026-06-090.18140
2026-06-160.18064
2026-06-230.18268
2026-06-300.18374
2026-07-070.18305
2026-07-140.18272
2026-07-210.18151
2026-07-280.18184
2026-08-040.18079
2026-08-110.18127
2026-08-180.18079
2026-08-260.17972
2026-09-020.18061
2026-09-090.18065
2026-09-160.18186
2026-09-230.18230
2026-10-020.18422

High

0.18427

Low

0.17900

Average

0.18141

For developers

Get this rate via the API

One GET request returns the ERN/WST 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=WST"
JavaScript
const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=ERN&currencies=WST");
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=WST").json()

Replace YOUR_API_KEY with the key from your dashboard.

ERN/WST API questions

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

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

How far back does ERN/WST historical data go?

Daily ERN/WST 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/WST 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.