CRC to SLL exchange rate API
Costa Rican Colon to Leone · quoted 2026-10-02
50.2974
▲ +16.17% over 5Y
1 CRC = 50.2974 SLL · 1 SLL = 0.01988 CRC · Get this rate via the API
1 CRC buys 50.2974 SLL as of 2026-10-02, so 1 SLL buys 0.01988 CRC. Over the last 5 years, CRC/SLL traded between 42.9555 and 50.6553, averaged 46.3296 and rose 16.17%. 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 5Y: show the values
| Point | CRC/SLL |
|---|---|
| 2024-08-24 | 43.2963 |
| 2024-10-07 | 43.6337 |
| 2024-11-06 | 44.4110 |
| 2024-12-06 | 44.8041 |
| 2025-01-05 | 44.6367 |
| 2025-02-04 | 45.1623 |
| 2025-03-06 | 45.4728 |
| 2025-04-06 | 44.8863 |
| 2025-05-06 | 44.9690 |
| 2025-06-07 | 42.9555 |
| 2025-07-07 | 45.0384 |
| 2025-08-06 | 45.8076 |
| 2025-09-05 | 44.9500 |
| 2025-10-06 | 45.2158 |
| 2025-11-05 | 45.1642 |
| 2025-12-05 | 46.7673 |
| 2026-01-05 | 45.8682 |
| 2026-02-04 | 46.2385 |
| 2026-03-06 | 48.5238 |
| 2026-04-05 | 49.2401 |
| 2026-05-09 | 45.6207 |
| 2026-06-12 | 49.9288 |
| 2026-07-12 | 50.6324 |
| 2026-08-11 | 50.3935 |
| 2026-09-11 | 50.6553 |
High
50.6553
Low
42.9555
Average
46.3296
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.