The local payment rails Caribbean money flows depend on are the unglamorous infrastructure that decides whether wealth stays in the region or leaks offshore. When a payment between two Caribbean parties has to route through a New York correspondent bank, the New York correspondent bank takes a small slice. When the same payment can route through a regional rail, that slice stays regional. This article walks through why "built together" is a more concrete claim than it sounds, what the rails actually look like under the surface, and what an individual choice to use one rail over another adds up to at scale.
Local payment rails Caribbean economies are building
Three categories of rail are getting attention right now:
Card networks with regional acquiring. When a Caribbean shop accepts a card payment from a Caribbean customer, the transaction can route through a regional acquirer (PowerTranz, regional bank networks) or a foreign acquirer. Regional acquirers settle in regional currencies, charge regional-currency fees, and keep more of the transaction margin onshore. Foreign acquirers settle in USD and route margin offshore.
Wallet-to-wallet transfers within the region. VendaVault transfers between two Caribbean accounts settle on a regional rail without touching any international card network. The fee is significantly lower (typically a fixed small amount instead of a percentage), and the settlement is instant.
CBDC pilots. The Bank of Jamaica's JAM-DEX, the Eastern Caribbean Central Bank's DCash. These are regional digital currencies designed to settle peer-to-peer and merchant payments without touching correspondent banks at all. They are early but accelerating.
Each of these reduces the share of every Caribbean transaction that leaves the region. None of them require central planning; they just require households and merchants to choose them when the option exists.
Local payment rails Caribbean money retention math
Take a US$100 transaction between a Kingston customer and a Kingston shop. Three rails, three different outcomes:
International card rail. The shop receives US$96.50 (after a 3.5% acquirer + network fee). Of the US$3.50 fee, roughly US$2.10 routes offshore to the network and the foreign acquirer; US$1.40 stays regional at the regional bank. Regional retention: 96.50 + 1.40 = US$97.90, or 97.9%.
Regional card rail. The shop receives US$97.80 (after a 2.2% regional-acquirer fee). The full US$2.20 fee stays regional. Regional retention: 100% of the transaction stays in the region.
Vault-to-vault rail. The shop receives US$99.85 (after a US$0.15 fixed fee). The fee stays regional. Regional retention: 100%, with the additional benefit that the shop gets more of the original amount.
The difference between rails one and three is US$1.95 per US$100 of transaction. At regional retail volumes (~US$180 billion per year), that is approximately US$3.5 billion per year of regional money retention that is variable by infrastructure choice.
What "built together" actually means
The phrase is sometimes deployed as flag-waving. The concrete version: every regional rail above was built by Caribbean engineering teams, settled through Caribbean banks, and operated under Caribbean regulatory authority. The intellectual property, the technical skill, and the operational know-how stay regional. Compare to a transaction that routes through a foreign card network: the IP is offshore, the technical operations are offshore, the regulatory authority is offshore. Built elsewhere; rented locally.
This is not an argument that foreign rails are bad. They are useful and sometimes necessary. The argument is that when a regional rail exists and works equally well, the regional rail keeps more value at home — not as a one-time benefit, but as a compounding capability. The engineers who built the regional rail learned how to build a payment rail. The next regional rail is cheaper and faster to build. The third is faster still. The capability stacks.
The Sentinel angle
VendaPay's Sentinel fraud-prevention engine is, among other things, a piece of regional infrastructure that did not exist five years ago. The three-layer fraud defense it provides (issuer + acquirer + Sentinel) is the first such regional layer in the Caribbean. The engineers who built it are based here. The operational team monitoring it is based here. The lessons it generates about regional fraud patterns are not portable to a foreign acquirer; they stay regional.
This is part of the "built together" story too. Local payment rails Caribbean money retention is not just about fees — it is about the operational capability to defend, optimize, and improve regional payment infrastructure without depending on foreign engineering teams.
What this means for your Tuesday afternoon
If a regional rail is available for a transaction you are about to make, choose it. The choice is rarely sacrificial — the regional rail is usually as fast, often cheaper, and increasingly more reliable. The benefit is collective; the cost to you is roughly zero.
Three concrete choices:
- Pay regional merchants with your VendaVault rather than an international card when both work. Faster for you, cheaper for the merchant, regional for the money.
- For intra-Caribbean transfers, prefer wallet-to-wallet over international wires. Settlement in seconds, fee in cents.
- Encourage local merchants to enable regional rails. The conversation matters; the merchant choice is upstream of yours.
Open yours
If you have not set up your VendaVault yet, the regional-rail benefits above are turned on by default. Three minutes at vault.vendapay.net/register, and from the next transaction forward, the local payment rails Caribbean money stays on are the rails you are actually using. Open your VendaVault →