GTQ to SLL exchange rate API
Quetzal to Leone · quoted 2026-10-03
3017.28
▲ +3.80% over 5Y
1 GTQ = 3017.28 SLL · 1 SLL = 0.000331 GTQ · Get this rate via the API
1 GTQ buys 3017.28 SLL as of 2026-10-03, so 1 SLL buys 0.000331 GTQ. Over the last 5 years, GTQ/SLL traded between 2746.54 and 3021.12, averaged 2959.64 and rose 3.80%. The API holds daily GTQ/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.
GTQ/SLL over 5Y: show the values
| Point | GTQ/SLL |
|---|---|
| 2024-08-24 | 2906.82 |
| 2024-10-07 | 2918.31 |
| 2024-11-06 | 2948.18 |
| 2024-12-06 | 2948.52 |
| 2025-01-05 | 2953.53 |
| 2025-02-04 | 2958.63 |
| 2025-03-06 | 2963.86 |
| 2025-04-06 | 2954.31 |
| 2025-05-06 | 2955.03 |
| 2025-06-07 | 2851.20 |
| 2025-07-07 | 2958.83 |
| 2025-08-06 | 3021.12 |
| 2025-09-05 | 2967.82 |
| 2025-10-06 | 2964.69 |
| 2025-11-05 | 2959.27 |
| 2025-12-05 | 3000.74 |
| 2026-01-05 | 2974.93 |
| 2026-02-04 | 2990.95 |
| 2026-03-06 | 2991.03 |
| 2026-04-05 | 2997.79 |
| 2026-05-09 | 2746.54 |
| 2026-06-12 | 2999.62 |
| 2026-07-12 | 3000.90 |
| 2026-08-11 | 2996.93 |
| 2026-09-11 | 3003.79 |
High
3021.12
Low
2746.54
Average
2959.64
Get this rate via the API
One GET request returns the GTQ/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=GTQ¤cies=SLL"const response = await fetch("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=GTQ¤cies=SLL");
const data = await response.json();import requests
data = requests.get("https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=GTQ¤cies=SLL").json()Replace YOUR_API_KEY with the key from your dashboard.
GTQ/SLL API questions
How do I get the GTQ/SLL exchange rate from an API?
Send one GET request to https://api.fxfeed.io/v2/latest?api_key=YOUR_API_KEY&base=GTQ¤cies=SLL, replacing YOUR_API_KEY with your own key. The JSON response carries the date and the latest GTQ/SLL rate in rates.SLL.
How far back does GTQ/SLL historical data go?
Daily GTQ/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 GTQ/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.