CRC to SLL exchange rate API
Costa Rican Colon to Leone · quoted 2026-11-14
50.8481
▲ +0.34% over 7D
1 CRC = 50.8481 SLL · 1 SLL = 0.01967 CRC · Get this rate via the API
1 CRC buys 50.8481 SLL as of 2026-11-14, so 1 SLL buys 0.01967 CRC. Over the last 7 days, CRC/SLL traded between 50.6445 and 51.1178, averaged 50.7987 and rose 0.34%. The API holds daily CRC/SLL 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.
CRC/SLL over 7D
Daily observations · gaps mean no published rate
CRC/SLL over 7D: show the values
| Date | SLL |
|---|---|
| 2026-11-07 | 50.676743 |
| 2026-11-08 | 51.117772 |
| 2026-11-09 | 50.662881 |
| 2026-11-10 | 50.816435 |
| 2026-11-11 | 50.774771 |
| 2026-11-12 | 50.64447 |
| 2026-11-13 | 50.848123 |
| 2026-11-14 | 50.848123 |
High
51.1178
Low
50.6445
Average
50.7987
Statistics use all 8 daily observations in the selected period.
Get this rate via the API
One GET request returns the CRC/SLL 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=CRC¤cies=SLL"const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=CRC¤cies=SLL");
const data = await response.json();import requests
data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=CRC¤cies=SLL").json()Replace YOUR_API_KEY with the key from your dashboard.
CRC/SLL API questions
How do I get the CRC/SLL exchange rate from an API?
Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=CRC¤cies=SLL, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest CRC/SLL rate in rates.SLL.
How far back does CRC/SLL historical data go?
Daily CRC/SLL 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 CRC/SLL 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.