THB to SLL exchange rate API
Baht to Leone · quoted 2026-10-03
687.5843
▼ +4.94% over YTD
1 THB = 687.5843 SLL · 1 SLL = 0.001454 THB · Get this rate via the API
1 THB buys 687.5843 SLL as of 2026-10-03, so 1 SLL buys 0.001454 THB. Over the year to date, THB/SLL traded between 628.6731 and 756.2779, averaged 698.2458 and fell 4.94%. The API holds daily THB/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.
THB/SLL over YTD: show the values
| Point | THB/SLL |
|---|---|
| 2025-12-31 | 723.2863 |
| 2026-01-07 | 729.3535 |
| 2026-01-14 | 729.9335 |
| 2026-01-21 | 740.9056 |
| 2026-01-28 | 733.5310 |
| 2026-02-04 | 724.2724 |
| 2026-02-11 | 735.5261 |
| 2026-02-18 | 734.2303 |
| 2026-02-25 | 736.6121 |
| 2026-03-04 | 727.9197 |
| 2026-03-11 | 720.5981 |
| 2026-03-18 | 699.2088 |
| 2026-03-25 | 700.0650 |
| 2026-04-01 | 704.2627 |
| 2026-04-08 | 720.4619 |
| 2026-04-19 | 654.2758 |
| 2026-04-26 | 647.8911 |
| 2026-05-03 | 645.5558 |
| 2026-05-10 | 650.4420 |
| 2026-05-18 | 643.3294 |
| 2026-05-26 | 699.9290 |
| 2026-06-02 | 756.2779 |
| 2026-06-11 | 692.7216 |
| 2026-06-18 | 696.2419 |
| 2026-06-25 | 684.1307 |
| 2026-07-02 | 629.4274 |
| 2026-07-09 | 684.2641 |
| 2026-07-16 | 680.7683 |
| 2026-07-23 | 678.3354 |
| 2026-07-30 | 682.0790 |
| 2026-08-06 | 692.8613 |
| 2026-08-13 | 712.5784 |
| 2026-08-21 | 700.8515 |
| 2026-08-28 | 695.1819 |
| 2026-09-04 | 746.5275 |
| 2026-09-11 | 693.8280 |
| 2026-09-18 | 628.6731 |
| 2026-09-25 | 687.6646 |
High
756.2779
Low
628.6731
Average
698.2458
Get this rate via the API
One GET request returns the THB/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=THB¤cies=SLL"const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=THB¤cies=SLL");
const data = await response.json();import requests
data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=THB¤cies=SLL").json()Replace YOUR_API_KEY with the key from your dashboard.
THB/SLL API questions
How do I get the THB/SLL exchange rate from an API?
Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=THB¤cies=SLL, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest THB/SLL rate in rates.SLL.
How far back does THB/SLL historical data go?
Daily THB/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 THB/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.