WST to ARS exchange rate API
Tala to Argentine Peso · quoted 2026-10-07
554.3382
▲ +0.33% over 7D
1 WST = 554.3382 ARS · 1 ARS = 0.001804 WST · Get this rate via the API
1 WST buys 554.3382 ARS as of 2026-10-07, so 1 ARS buys 0.001804 WST. Over the last 7 days, WST/ARS traded between 545.8708 and 554.9149, averaged 551.8722 and rose 0.33%. The API holds daily WST/ARS 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.
Get this rate via the API
One GET request returns the WST/ARS 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=WST¤cies=ARS"const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=WST¤cies=ARS");
const data = await response.json();import requests
data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=WST¤cies=ARS").json()Replace YOUR_API_KEY with the key from your dashboard.
WST/ARS API questions
How do I get the WST/ARS exchange rate from an API?
Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=WST¤cies=ARS, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest WST/ARS rate in rates.ARS.
How far back does WST/ARS historical data go?
Daily WST/ARS 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 WST/ARS 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.