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OMR to SLL exchange rate API

Rial Omani to Leone · quoted 2026-10-03

60043.75

▲ +1.10% over 30D

1 OMR = 60043.75 SLL · 1 SLL = 0.000017 OMR · Get this rate via the API

1 OMR buys 60043.75 SLL as of 2026-10-03, so 1 SLL buys 0.000017 OMR. Over the last 30 days, OMR/SLL traded between 54324.03 and 63825.60, averaged 59941.61 and rose 1.10%. The API holds daily OMR/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.

OMR/SLL over 30D

OMR/SLL over 30D: show the values
PointOMR/SLL
2026-09-0359391.36
2026-09-0463669.03
2026-09-0560729.21
2026-09-0659474.03
2026-09-0759378.63
2026-09-0859378.94
2026-09-0959403.76
2026-09-1059377.55
2026-09-1159433.11
2026-09-1259656.29
2026-09-1359507.28
2026-09-1459429.67
2026-09-1559405.62
2026-09-1663823.47
2026-09-1759430.48
2026-09-1854324.03
2026-09-1959523.30
2026-09-2059491.39
2026-09-2159416.72
2026-09-2263825.60
2026-09-2359417.33
2026-09-2459352.06
2026-09-2559403.69
2026-09-2659533.73
2026-09-2759452.50
2026-09-2859402.68
2026-09-3063825.40
2026-10-0259703.80
2026-10-0360043.75

High

63825.60

Low

54324.03

Average

59941.61

For developers

Get this rate via the API

One GET request returns the OMR/SLL rate as JSON. The free plan includes 1,000 requests a month, with no credit card required.

cURL
curl -X GET "https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=OMR&currencies=SLL"
JavaScript
const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=OMR&currencies=SLL");
const data = await response.json();
Python
import requests

data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=OMR&currencies=SLL").json()

Replace YOUR_API_KEY with the key from your dashboard.

OMR/SLL API questions

How do I get the OMR/SLL exchange rate from an API?

Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=OMR&currencies=SLL, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest OMR/SLL rate in rates.SLL.

How far back does OMR/SLL historical data go?

Daily OMR/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 OMR/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.