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Sierra Leonean leones to Gambian dalasis exchange rate API

1 SLL = 0.0031 GMD · Live mid-market rate

Convert SLL to GMD at the mid-market exchange rate. Access real-time rates via our /api/rate endpoint (free API key required) or the developer docs.

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Mid-market rate
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Exchange Rate Trend

SLL → GMD
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SLL to GMD Conversion Table

Convert SLL to GMD

SLL GMD
Le1 D0.00
Le5 D0.02
Le10 D0.03
Le25 D0.08
Le50 D0.16
Le100 D0.31
Le500 D1.57
Le1,000 D3.14
Le5,000 D15.69
Le10,000 D31.38

Convert GMD to SLL

GMD SLL
D1 Le318.6936
D5 Le1,593.4681
D10 Le3,186.9361
D25 Le7,967.3403
D50 Le15,934.6806
D100 Le31,869.3611
D500 Le159,346.8056
D1,000 Le318,693.6111
D5,000 Le1,593,468.0557
D10,000 Le3,186,936.1115

About the Sierra Leonean Leone (SLL)

The Sierra Leonean Leone (SLL) is the official currency used in international trade and commerce.

Key Factors That Influence SLL

  • Central bank monetary policy
  • Economic indicators
  • Trade balance
  • Political stability
  • Global market conditions

About the Gambian Dalasi (GMD)

The Gambian Dalasi (GMD) is used for trade and commerce in its respective region.

Key Factors That Influence GMD

  • Central bank monetary policy
  • Economic indicators
  • Trade balance
  • Political stability
  • Global market conditions

Understanding the SLL/GMD Exchange Rate

The SLL/GMD exchange rate tells you how many Gambian dalasis you get for 1 Sierra Leonean Leone. This is the mid-market rate — the real exchange rate without any markup. It's the same rate used by Google Finance.

AllRatesToday provides this rate via a free REST API, updated every 60 seconds from institutional foreign exchange market data. Integrate live SLL/GMD rates into your app with our official SDKs for JavaScript, Python, PHP, and React.

The exchange rate between SLL and GMD fluctuates based on supply and demand in the foreign exchange market. Economic data releases, central bank announcements, and geopolitical events can all cause significant movements in the rate.

Currency converter API for SLL to GMD

The rate above comes from the AllRatesToday API. Each call below is one HTTP request that returns JSON for SLL/GMD.

The live rate needs a free API key, no card required. The ECB example below needs no key at all.

Get a free API key Already registered? Copy your key from the dashboard.

Live mid-market rate

The number shown on this page, refreshed every 60 seconds across 163 currencies. Use it for pricing, checkout and anything a customer sees.

curl "https://allratestoday.com/api/v1/rates?source=SLL&target=GMD" \
  -H "Authorization: Bearer art_live_your_key"

Response (live, when this page was generated):

[
  {
    "rate": 0.00313781,
    "source": "SLL",
    "target": "GMD",
    "time": "2026-10-27T14:07:01+0000"
  }
]

Several targets in one call return one row per pair:

curl "https://allratestoday.com/api/v1/rates?source=SLL&target=GMD,EUR,GBP" \
  -H "Authorization: Bearer art_live_your_key"

Official central bank rate

The rate a named institution published for a date, from 122 central banks and 4 tax authorities. It never changes after publication, which is what tax filings, customs and audits require. 

curl "https://allratestoday.com/api/v1/central-bank/cbg/latest?source=SLL&target=GMD" \
  -H "Authorization: Bearer art_live_your_key"

Central Bank of The Gambia: live example responses · All 126 sources · Endpoint reference

Official SDKs

npm install @allratestoday/sdk · pip install allratestoday · composer require allratestoday/sdk

For AI agents

An MCP server — @allratestoday/mcp-server — lets Claude, Cursor and other MCP clients pull these rates directly, no glue code.

Free tier

No credit card, no trial expiry. Paid plans start at €4.99/month for 5,000 requests a month.

Which one do you need? If a regulator, tax authority or auditor names the source, use the official rate — the two can differ by several percent on the same day. For everything a customer sees, use the mid-market rate. On weekends and holidays the official endpoints return the most recent published date, which is the figure compliance rules expect you to apply.

Official SLL and GMD Central Bank Rates

The rate on this page is the live mid-market rate. For tax filings, customs valuations, audits, and compliant invoicing you often need the official reference rate published by the central bank instead. AllRatesToday also serves published central-bank rates as JSON, with history and a free latest-rates tier.

Central Bank of The Gambia official rates → All central banks →

How SLL/GMD Exchange Rates Work

Exchange rates are determined by supply and demand in the global foreign exchange (forex) market, the largest financial market in the world with over $6 trillion traded daily.

Floating vs Fixed Rates: Most major currencies like SLL and GMD have floating exchange rates, meaning their value is determined by market forces. Some currencies are pegged to another currency (usually USD) at a fixed rate.

Bid and Ask Prices: In forex markets, currencies are quoted with a bid price (what buyers pay) and ask price (what sellers receive). The mid-market rate shown on this page is the midpoint between these two prices.

Rate Fluctuations: The SLL/GMD rate can change every second during trading hours. Major economic announcements, interest rate decisions, and geopolitical events can cause significant moves in either direction.

Frequently Asked Questions About SLL/GMD

How do I convert SLL to GMD?

To convert SLL to GMD: (1) Use the calculator above to see the live mid-market rate. (2) For programmatic access, call our API: GET /api/v1/rates?source=SLL&target=GMD. Current rate: 1 SLL = 0.0031 GMD. Get your free API key at allratestoday.com/register.

What is 1 SLL in GMD today?

1 SLL equals 0.0031 GMD as of today. This is the mid-market exchange rate, which is the real rate without any bank markup. Rates fluctuate constantly based on market conditions, so check back regularly for updates.

Is the SLL going up or down against GMD today?

The SLL/GMD exchange rate fluctuates throughout the day based on market conditions. Today's rate is 1 SLL = 0.0031 GMD. Check our historical chart above to see the trend over the past day, week, month, or year to understand whether SLL is strengthening or weakening against GMD.

What is the best time to buy GMD with SLL?

The best time to exchange SLL to GMD depends on market conditions. Generally, rates tend to be more favorable during overlapping trading hours between major financial centers (London, New York, Tokyo). Avoid exchanging during weekends or bank holidays when spreads may be wider. Use our historical chart to identify trends and consider setting up rate alerts.

Why is SLL falling or rising against GMD?

Exchange rates between SLL and GMD are influenced by: interest rate differentials between central banks, inflation rates, GDP and economic growth data, trade balances, political stability, and global market sentiment. Major announcements from the Federal Reserve, ECB, or other central banks can cause significant short-term movements in the SLL/GMD rate.

How can I get SLL/GMD rates in my app?

Use the AllRatesToday API: (1) Register for a free API key at allratestoday.com/register. (2) Call GET /api/v1/rates?source=SLL&target=GMD with your Bearer token. (3) Rates update every 60 seconds from institutional foreign exchange market data. (4) Install our official SDK for JavaScript (npm), Python (PyPI), or PHP (Packagist) for even faster integration.

What is the mid-market rate for SLL/GMD?

The mid-market rate (also called the interbank rate) is the midpoint between buy and sell prices in global currency markets. The current mid-market rate is 1 SLL = 0.0031 GMD. This is the "real" exchange rate without any bank markup. AllRatesToday provides this rate via a free API, sourced from institutional foreign exchange market data.

Other SLL conversions

Building SLL/GMD into software?

These rates come from the AllRatesToday API. If you need them in an application rather than on a page, these are the places to start:

Packages and open data