KYD to BYN exchange rate API
Cayman Islands Dollar to Belarussian Ruble · quoted 2026-10-07
3.7010
▲ +5.22% over YTD
1 KYD = 3.7010 BYN · 1 BYN = 0.27019 KYD · Get this rate via the API
1 KYD buys 3.7010 BYN as of 2026-10-07, so 1 BYN buys 0.27019 KYD. Over the year to date, KYD/BYN traded between 3.2950 and 3.7027, averaged 3.5077 and rose 5.22%. The API holds daily KYD/BYN 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.
KYD/BYN over YTD: show the values
| Point | KYD/BYN |
|---|---|
| 2025-12-31 | 3.5174 |
| 2026-01-07 | 3.5444 |
| 2026-01-14 | 3.5099 |
| 2026-01-21 | 3.4605 |
| 2026-01-28 | 3.4271 |
| 2026-02-04 | 3.4477 |
| 2026-02-11 | 3.4627 |
| 2026-02-18 | 3.4336 |
| 2026-02-25 | 3.4550 |
| 2026-03-04 | 3.4993 |
| 2026-03-11 | 3.5412 |
| 2026-03-18 | 3.6411 |
| 2026-03-25 | 3.5710 |
| 2026-04-01 | 3.5735 |
| 2026-04-08 | 3.5258 |
| 2026-04-15 | 3.4219 |
| 2026-04-22 | 3.3886 |
| 2026-04-29 | 3.3860 |
| 2026-05-06 | 3.3966 |
| 2026-05-14 | 3.3609 |
| 2026-05-21 | 3.2950 |
| 2026-05-29 | 3.3037 |
| 2026-06-05 | 3.3871 |
| 2026-06-14 | 3.3685 |
| 2026-06-21 | 3.3780 |
| 2026-06-28 | 3.5168 |
| 2026-07-05 | 3.5396 |
| 2026-07-12 | 3.4864 |
| 2026-07-19 | 3.5240 |
| 2026-07-26 | 3.4894 |
| 2026-08-02 | 3.5362 |
| 2026-08-09 | 3.6034 |
| 2026-08-16 | 3.7027 |
| 2026-08-24 | 3.6150 |
| 2026-08-31 | 3.6714 |
| 2026-09-07 | 3.7027 |
| 2026-09-14 | 3.6541 |
| 2026-09-21 | 3.6309 |
| 2026-09-28 | 3.6374 |
High
3.7027
Low
3.2950
Average
3.5077
Get this rate via the API
One GET request returns the KYD/BYN 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=KYD¤cies=BYN"const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=KYD¤cies=BYN");
const data = await response.json();import requests
data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=KYD¤cies=BYN").json()Replace YOUR_API_KEY with the key from your dashboard.
KYD/BYN API questions
How do I get the KYD/BYN exchange rate from an API?
Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=KYD¤cies=BYN, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest KYD/BYN rate in rates.BYN.
How far back does KYD/BYN historical data go?
Daily KYD/BYN 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 KYD/BYN 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.