BYN to CUP exchange rate API
Belarussian Ruble to Cuban Peso · quoted 2026-10-07
7.7976
▼ +5.04% over YTD
1 BYN = 7.7976 CUP · 1 CUP = 0.12824 BYN · Get this rate via the API
1 BYN buys 7.7976 CUP as of 2026-10-07, so 1 CUP buys 0.12824 BYN. Over the year to date, BYN/CUP traded between 7.7976 and 9.6787, averaged 8.7127 and fell 5.04%. The API holds daily BYN/CUP 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.
BYN/CUP over YTD: show the values
| Point | BYN/CUP |
|---|---|
| 2025-12-31 | 8.2117 |
| 2026-01-07 | 8.1575 |
| 2026-01-14 | 8.2565 |
| 2026-01-21 | 8.3392 |
| 2026-01-28 | 8.4205 |
| 2026-02-04 | 8.3508 |
| 2026-02-11 | 8.3361 |
| 2026-02-18 | 8.3952 |
| 2026-02-25 | 8.3728 |
| 2026-03-04 | 8.2502 |
| 2026-03-11 | 8.1539 |
| 2026-03-18 | 7.9099 |
| 2026-03-25 | 8.0911 |
| 2026-04-01 | 8.0706 |
| 2026-04-08 | 8.1473 |
| 2026-04-15 | 9.2880 |
| 2026-04-22 | 9.3721 |
| 2026-04-29 | 9.3932 |
| 2026-05-06 | 9.3821 |
| 2026-05-14 | 8.5854 |
| 2026-05-21 | 8.7577 |
| 2026-05-29 | 9.6787 |
| 2026-06-05 | 9.4040 |
| 2026-06-14 | 9.5791 |
| 2026-06-21 | 9.5402 |
| 2026-06-28 | 9.1288 |
| 2026-07-05 | 9.1308 |
| 2026-07-12 | 9.2608 |
| 2026-07-19 | 9.1693 |
| 2026-07-26 | 9.2360 |
| 2026-08-02 | 9.1371 |
| 2026-08-09 | 8.9261 |
| 2026-08-16 | 8.7229 |
| 2026-08-24 | 8.8168 |
| 2026-08-31 | 8.6888 |
| 2026-09-07 | 8.6049 |
| 2026-09-14 | 8.7227 |
| 2026-09-21 | 8.7824 |
| 2026-09-28 | 7.9411 |
High
9.6787
Low
7.7976
Average
8.7127
Get this rate via the API
One GET request returns the BYN/CUP 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=BYN¤cies=CUP"const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=BYN¤cies=CUP");
const data = await response.json();import requests
data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=BYN¤cies=CUP").json()Replace YOUR_API_KEY with the key from your dashboard.
BYN/CUP API questions
How do I get the BYN/CUP exchange rate from an API?
Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=BYN¤cies=CUP, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest BYN/CUP rate in rates.CUP.
How far back does BYN/CUP historical data go?
Daily BYN/CUP 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 BYN/CUP 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.