CUC to PLN exchange rate API
Peso Convertible to Zloty · quoted 2026-10-25
3.9305
▲ +0.82% over 7D
1 CUC = 3.9305 PLN · 1 PLN = 0.25442 CUC · Get this rate via the API
1 CUC buys 3.9305 PLN as of 2026-10-25, so 1 PLN buys 0.25442 CUC. Over the last 7 days, CUC/PLN traded between 3.8841 and 3.9305, averaged 3.9080 and rose 0.82%. The API holds daily CUC/PLN 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.
CUC/PLN over 7D
Daily observations · gaps mean no published rate
CUC/PLN over 7D: show the values
| Date | PLN |
|---|---|
| 2026-10-18 | 3.898667 |
| 2026-10-19 | 3.893923 |
| 2026-10-20 | 3.903104 |
| 2026-10-21 | 3.884056 |
| 2026-10-22 | 3.896497 |
| 2026-10-23 | 3.926541 |
| 2026-10-24 | 3.930547 |
| 2026-10-25 | 3.930547 |
High
3.9305
Low
3.8841
Average
3.9080
Statistics use all 8 daily observations in the selected period.
Get this rate via the API
One GET request returns the CUC/PLN 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=CUC¤cies=PLN"const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=CUC¤cies=PLN");
const data = await response.json();import requests
data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=CUC¤cies=PLN").json()Replace YOUR_API_KEY with the key from your dashboard.
CUC/PLN API questions
How do I get the CUC/PLN exchange rate from an API?
Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=CUC¤cies=PLN, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest CUC/PLN rate in rates.PLN.
How far back does CUC/PLN historical data go?
Daily CUC/PLN 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 CUC/PLN 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.