SLL to CRC exchange rate API
Leone to Costa Rican Colon · quoted 2026-10-02
0.01988
▼ +2.10% over 6M
1 SLL = 0.01988 CRC · 1 CRC = 50.2993 SLL · Get this rate via the API
1 SLL buys 0.01988 CRC as of 2026-10-02, so 1 CRC buys 50.2993 SLL. Over the last 6 months, SLL/CRC traded between 0.01816 and 0.02183, averaged 0.02013 and fell 2.10%. The API holds daily SLL/CRC 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.
SLL/CRC over 6M: show the values
| Point | SLL/CRC |
|---|---|
| 2026-04-05 | 0.02031 |
| 2026-04-16 | 0.02183 |
| 2026-04-23 | 0.02180 |
| 2026-04-30 | 0.02169 |
| 2026-05-07 | 0.02183 |
| 2026-05-15 | 0.02177 |
| 2026-05-23 | 0.01983 |
| 2026-05-30 | 0.01985 |
| 2026-06-06 | 0.02019 |
| 2026-06-15 | 0.02005 |
| 2026-06-22 | 0.01985 |
| 2026-06-29 | 0.01991 |
| 2026-07-06 | 0.01995 |
| 2026-07-13 | 0.01992 |
| 2026-07-20 | 0.01982 |
| 2026-07-27 | 0.01989 |
| 2026-08-03 | 0.01981 |
| 2026-08-10 | 0.01986 |
| 2026-08-17 | 0.01960 |
| 2026-08-25 | 0.01983 |
| 2026-09-01 | 0.01972 |
| 2026-09-08 | 0.01980 |
| 2026-09-15 | 0.01962 |
| 2026-09-22 | 0.01816 |
| 2026-09-30 | 0.01852 |
High
0.02183
Low
0.01816
Average
0.02013
Get this rate via the API
One GET request returns the SLL/CRC 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=SLL¤cies=CRC"const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=SLL¤cies=CRC");
const data = await response.json();import requests
data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=SLL¤cies=CRC").json()Replace YOUR_API_KEY with the key from your dashboard.
SLL/CRC API questions
How do I get the SLL/CRC exchange rate from an API?
Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=SLL¤cies=CRC, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest SLL/CRC rate in rates.CRC.
How far back does SLL/CRC historical data go?
Daily SLL/CRC 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 SLL/CRC 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.