Accept cards. Settle on-chain.

Card payments in. Stablecoins out.

Give every customer a familiar card checkout, then settle directly to your wallet. No custody, no rolling reserve, no payout limbo.

Open a merchant account See how it works

No setup fee1–2 day reviewNon-custodial

merchant.tandempay.ioLive

Overview

Good morning, Your Company

Available balance

$84,290.12

12.4% this month

Gross volume

$112.8k

1,284 payments

Net settled

$107.7k

95.5% received

Payment volume

Last 7 days

USD

Next settlement

$18,420.50

USDC · Base

Recent paymentsView all

TX-8291

2s ago

$1,240.00

Settled

TX-8290

14s ago

$89.50

Settled

Custom

Rates built for your business

Monthly minimum

24/7

On-chain settlement

100%

Funds to your wallet

The payment rail

Built for money in motion.

TandemPay connects card networks to on-chain settlement in one clean, auditable flow. Your customer never needs to touch crypto.

Explore our security model

They pay by card

A checkout customers already know, across every device.

We route securely

Payment authorization and conversion happen behind the scenes.

You receive USDC

Net funds settle directly to your verified wallet.

Settlement verified

0x7f3b…9c21 · Base block 19,842,113

Complete · 2.8 sec

Tailored pricing

A rate built around your business.

Pricing is set after a quick review of your vertical, processing volume, and risk profile—so you get terms that fit how you actually operate.

Custom transaction rates
No rolling reserve
Direct-to-wallet settlement

Your tailored rate

Clear terms based on how your business operates.

Custom pricing

Built for your payment profile.

We review a few core details, then provide a clear rate before you begin processing.

Your business vertical

Expected monthly volume

Transaction and risk profile

Discuss your rate

Final pricing is confirmed during underwriting.

Built to travel

Accept globally. Settle on your terms.

Multi-currency card acceptance with stablecoin settlement across supported networks.

Start accepting payments

A better settlement layer starts here.

Apply in minutes. Our team reviews most merchant accounts within one to two business days.

Apply as a merchant Sign in