PLN to CUC exchange rate API

Zloty to Peso Convertible · quoted 2026-10-02

0.25702

▼ +7.67% over YTD

1 PLN = 0.25702 CUC · 1 CUC = 3.8908 PLN · Get this rate via the API

1 PLN buys 0.25702 CUC as of 2026-10-02, so 1 CUC buys 3.8908 PLN. Over the year to date, PLN/CUC traded between 0.25702 and 0.28491, averaged 0.27204 and fell 7.67%. The API holds daily PLN/CUC 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.

PLN/CUC over YTD

7D 30D 6M YTD 1Y 5Y

PLN/CUC over YTD: show the values

Point	PLN/CUC
2025-12-31	0.27837
2026-01-07	0.27721
2026-01-14	0.27622
2026-01-21	0.27768
2026-01-28	0.28491
2026-02-04	0.27986
2026-02-11	0.28211
2026-02-18	0.28092
2026-02-25	0.27902
2026-03-04	0.27353
2026-03-11	0.27235
2026-03-18	0.26924
2026-03-25	0.27136
2026-04-01	0.27119
2026-04-08	0.27519
2026-04-15	0.27775
2026-04-22	0.27628
2026-04-29	0.27532
2026-05-06	0.27786
2026-05-14	0.27613
2026-05-21	0.27303
2026-05-29	0.27548
2026-06-05	0.27495
2026-06-14	0.27297
2026-06-21	0.26911
2026-06-28	0.26561
2026-07-05	0.26656
2026-07-12	0.26323
2026-07-19	0.26342
2026-07-26	0.26371
2026-08-02	0.26799
2026-08-09	0.26891
2026-08-16	0.26848
2026-08-24	0.27090
2026-08-31	0.26795
2026-09-07	0.26961
2026-09-14	0.26609
2026-09-21	0.26394
2026-09-28	0.26019

High

0.28491

Low

0.25702

Average

0.27204

For developers

Get this rate via the API

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

Get a free API key Read the API docs

cURL

curl -X GET "https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=PLN&currencies=CUC"

JavaScript

const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=PLN&currencies=CUC");
const data = await response.json();

Python

import requests

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

Replace YOUR_API_KEY with the key from your dashboard.

PLN/CUC API questions

How do I get the PLN/CUC exchange rate from an API?

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

How far back does PLN/CUC historical data go?

Daily PLN/CUC 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 PLN/CUC exchange rate API?

Yes. The free plan includes 1,000 requests a month, with no credit card required; paid plans raise the limit.

CUC/PLN · inverse 3.8908 PLN/USD 0.25668 PLN/EUR 0.22847 PLN/GBP 0.19436 PLN/JPY 40.4500 PLN/CHF 0.21235 PLN/AUD 0.36999

Put these rates in your application

One endpoint, JSON responses, 160+ currencies and history back to 1999. Start on the free plan.

Get a free API key Read the docs