CRC to SLL exchange rate API
Costa Rican Colon to Leone · quoted 2026-10-23
50.2108
▼ +0.58% over 7D
1 CRC = 50.2108 SLL · 1 SLL = 0.01992 CRC · Get this rate via the API
1 CRC buys 50.2108 SLL as of 2026-10-23, so 1 SLL buys 0.01992 CRC. Over the last 7 days, CRC/SLL traded between 50.2108 and 50.9290, averaged 50.4804 and fell 0.58%. 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 |
|---|---|
| 2026-10-16 | 50.505848 |
| 2026-10-17 | 50.549517 |
| 2026-10-18 | 50.928985 |
| 2026-10-19 | 50.516608 |
| 2026-10-20 | 50.444781 |
| 2026-10-21 | 50.404125 |
| 2026-10-22 | 50.282409 |
| 2026-10-23 | 50.210792 |
High
50.9290
Low
50.2108
Average
50.4804
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.