ARS to WST exchange rate API
Argentine Peso to Tala · quoted 2026-10-29
0.001791
▼ +0.72% over 7D
1 ARS = 0.001791 WST · 1 WST = 558.3473 ARS · Get this rate via the API
1 ARS buys 0.001791 WST as of 2026-10-29, so 1 WST buys 558.3473 ARS. Over the last 7 days, ARS/WST traded between 0.001784 and 0.001816, averaged 0.001799 and fell 0.72%. The API holds daily ARS/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.
ARS/WST over 7D
Daily observations · gaps mean no published rate
ARS/WST over 7D: show the values
| Date | WST |
|---|---|
| 2026-10-22 | 0.001804 |
| 2026-10-23 | 0.001798 |
| 2026-10-24 | 0.001816 |
| 2026-10-25 | 0.001806 |
| 2026-10-26 | 0.001806 |
| 2026-10-27 | 0.001784 |
| 2026-10-28 | 0.001788 |
| 2026-10-29 | 0.001791 |
High
0.001816
Low
0.001784
Average
0.001799
Statistics use all 8 daily observations in the selected period.
Get this rate via the API
One GET request returns the ARS/WST 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=ARS¤cies=WST"const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=ARS¤cies=WST");
const data = await response.json();import requests
data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=ARS¤cies=WST").json()Replace YOUR_API_KEY with the key from your dashboard.
ARS/WST API questions
How do I get the ARS/WST exchange rate from an API?
Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=ARS¤cies=WST, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest ARS/WST rate in rates.WST.
How far back does ARS/WST historical data go?
Daily ARS/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 ARS/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.