Mass payments: what they are and how a payment run works
August 25, 2026

Mass payments send money to many recipients in a single operation. You assemble one list of recipients and amounts, fund it once, then release it once. Mass payouts, bulk payments, and disbursements all describe the same thing.
EukaPay handles it as a mass payout. You upload a recipient list as a CSV file in the merchant dashboard, and payouts are sent in USDC, USDT, ETH, and BTC on Ethereum, Tron, and Bitcoin. This guide covers what a run contains, how one executes, where a bank still does the job better, and why run timing changes your working capital.
In this guide, you'll learn:
What a mass payments run contains before it can be released
The steps a payment run moves through, from list to references
When a bank or a fiat payout provider is the better route
How the gap between collection and release affects working capital
What mass payments are, and what a payment run contains
A mass payment is not a special kind of transfer. It is an ordinary set of transfers assembled, funded, and released as one unit of work. The saving is operational: one file to check, one approval, one funding step, one reconciliation.
Mass payments and mass payouts - two names for the same operation
Finance teams and accounting software tend to say mass payments. Marketplaces, affiliate networks, and creator platforms tend to say mass payouts. Vendors use both. Nothing changes between the terms.
The four things every run needs - recipients, amounts, a rail, and funding
Every payment run needs the same four inputs, on any rail. It needs a recipient list with a destination for each line, and an amount per line, net of anything you withhold. It also needs a rail that can reach every destination, and the money available before release.
The fourth input is where runs stall. A list can be perfect and a rail can be ready while the cash is still sitting in an unpaid customer invoice.
How a mass payments run executes, step by step
The sequence below describes a EukaPay mass payout, and the shape is common to most rails.
Assemble the list.
Pull the recipients and amounts owed for the period from your own ledger. Each line of a crypto payout carries a wallet address, an asset, and a network. Asset and network are set per payout, so recipients in one run can receive different assets.
Fund the payout balance.
Transfer from your account's main balance to the payout balance. The run draws on that balance, so the transfer happens before the release.
Upload the file.
Mass payouts are a CSV upload in the merchant dashboard. The list is validated and shown with its recipients and amounts before anything is sent.
Release the run.
Each line is then sent on the network named for that recipient.
Record the references.
Each payout has its own reference that can be looked up and matched against the commission or invoice ledger.
Sending from your own system works differently. The Payout API creates crypto payouts programmatically and creates one payout per request. A run built in code is therefore a sequence of individual calls, not a single submission. For list-driven work the CSV upload is shorter, and
how to pay contractors with crypto mass payouts
walks through a full run.
Do mass payments need to go through a bank?
No, and for a large share of recipients a bank is still the right answer. Where your own bank reaches the account cheaply, a domestic batch file is hard to beat on cost, and your controller already knows how to reconcile it. A fiat payout provider can be the better route for recipients who want local currency.
Crypto payouts earn their place on the segment those routes serve badly, and that segment is usually the same one. Recipients in markets your bank serves poorly. Small amounts where a wire fee takes a visible share of the payment. Payment days that keep landing on a weekend. Payouts sent on-chain are not tied to banking hours or the banking calendar, so the release date stops depending on where the recipient banks.
Crypto mass payouts for contractors and affiliates
covers how that split falls.
Why payment run timing decides how much working capital you tie up
For a business that collects from one side and pays many recipients on the other, the payment run is where the cash cycle becomes visible. A network billing advertisers on net-30 terms while paying publishers on net-15 terms funds the difference out of its own balance, every cycle. Move the run earlier and the funded gap grows. Move it later and recipients start asking why.
Two levers change that number, and neither one is the rail. The first is run frequency. A weekly run smooths the funding requirement across the month but multiplies the per-run work, while a monthly run concentrates it. The second is the collection date, and shortening the gap between the day money lands and the day the run goes out often beats any per-payment fee saving.
How to choose
Bank batch file | Fiat payout provider | EukaPay crypto payouts | |
|---|---|---|---|
How the run is assembled | File in the bank's format | Upload or provider API | CSV upload in the merchant dashboard |
What the recipient supplies | Bank account details | Bank, card, or wallet details | A wallet address, plus asset and network |
When the run can be released | Bank business hours | Depends on the rails behind it | Not tied to banking hours or the banking calendar |
EukaPay is the route for the recipients the other two reach slowly or expensively, and it sits alongside them instead of replacing them. A bank batch file stays cheap for domestic accounts. A fiat payout provider covers recipients who want local currency. Where neither of those reaches the recipient cheaply, a EukaPay mass payout sends on-chain, with a reference your finance team can match.
One platform for pay-ins, mass payouts, and fiat settlement
The same EukaPay account collects money and sends it. On the collection side you can take crypto from customers, with instant crypto-to-fiat conversion at a locked exchange rate to remove your exposure to crypto price swings, support for most major cryptocurrencies, and settlement in USD, EUR, GBP, and CAD to your bank account. A crypto payment confirms on-chain, so protection against chargebacks is a property of the payment method.
On the payout side, the account balance funds your runs. If you pay a large recipient base every cycle, start by moving the segment your bank serves worst.
Get started with EukaPay
Create an account at
to run your first mass payout from the merchant dashboard. The payout endpoints, the balance transfer call, and the customer objects are documented at
.
Frequently asked questions
What is the difference between mass payments and mass payouts?
Nothing. Both describe sending money to many recipients as one operation. Finance software says mass payments, and marketplaces and networks say mass payouts.
Can different recipients in the same run receive different cryptocurrencies?
Yes. Asset and network are set per payout, so one run can send USDC on Ethereum to one recipient and BTC to another.
Which cryptocurrencies can I use for mass payouts?
EukaPay sends payouts in USDC, USDT, ETH, and BTC, on the Ethereum, Tron, and Bitcoin networks.
Can I send mass payments from my own system instead of the dashboard?
You can create crypto payouts with the Payout API, which creates one payout per request. For list-driven runs, the CSV upload in the merchant dashboard is shorter.
How do I fund a mass payments run?
Transfer from your account's main balance to the payout balance. Fund it before you release the run.
Can mass payments go out on a weekend?
Crypto payouts are not tied to banking hours or the banking calendar, so a run is not held for the next business day.
Can I track one recipient inside a run?
Yes. Each payout has its own reference that can be looked up and matched against your own ledger during reconciliation.
Are mass payments only used for payroll?
No. Marketplaces paying sellers, ad networks paying publishers, and creator platforms paying creators all use the same operation.
Related articles
Crypto mass payouts for contractors and affiliates
- how the fiat and crypto split falls across a recipient base
Paying 1,000 publishers every month
- what changes in a run when the list gets long
- sending crypto to recipients, from funding to references
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