Payzum Blog

Crypto Payments Blog

Non-custodial, crypto-only payments — explained for the operators and developers who actually run the money. Pain, mechanics, and how Payzum solves it.

Non-custodial

A crypto payment provider shut down overnight — and the architecture decided who lost money

On July 29, 2026, Paris-based stablecoin card issuer Kulipa stopped operating over solvency problems. Around 120,000 cards died mid-checkout across roughly 20 client platforms, four months after a $6.2M seed round. No wind-down email, no grace period. And yet not a single user balance was lost — because the cards spent straight from self-custodied wallets, so there was no pooled float to freeze. Analysis of what a crypto payment provider shutdown actually costs, and why custody is the only question that changes the answer for a merchant.

15 min read
Subscriptions & Memberships

Crypto Subscriptions Without Chargebacks: Keep Your MRR

Recurring revenue on cards dies two ways: a subscriber disputes four months of renewals at once, or the credential quietly decays — expired, reissued, declined abroad — and churns a paying customer nobody meant to lose. Crypto subscriptions invert both failure modes: each renewal is final the moment it confirms on-chain, there is no card to expire, and the money settles non-custodially to a wallet you control while signed webhooks keep access in sync.

20 min read
Regulation & Analysis

Argentina's banks are building peso stablecoins — for treasuries, not for your counter

On July 28, 2026 local reporting confirmed that two of Argentina's largest banking groups are advancing peso-backed stablecoins: BIND Group through its VASP subsidiary BEN, and Petersen Group through DIPE, which already has a published whitepaper. Two weeks earlier, Circle had opened institutional USDC access through BIND. Both moves are real, and both are explicitly institutional — programmable payment conditions, collateral management, treasury settlement. Neither is a checkout product. Analysis of what Argentina peso stablecoins change, what they don't, and why a shop, clinic or agency that wants to get paid in digital dollars doesn't have to wait for a bank at all.

16 min read
Forex & Prop Trading

Crypto Payments for Prop Trading Firms: Fees In, Payouts Out

Challenge fees are digital goods with no delivery proof — the easiest transaction in payments to dispute. Here's how prop firms collect evaluation fees with on-chain finality and pay trader profit splits in stablecoins, non-custodial, without an acquirer or a rolling reserve.

17 min read
Payment Fees

Crypto payment processing fees just reset — the 0.99% era is over

On July 31, 2026 the introductory 0.99% rate on PayPal's Pay with Crypto expired, stepping up to a scheduled 1.5% — a 51-basis-point increase on every crypto sale, on a date the merchant never chose. Analysis of why percentage pricing has nothing to do with what a blockchain actually charges, what that 1.5% is really buying (custodial conversion, not settlement), where independent research puts the rest of the market, and why merchants who want to control their own cost per sale should be settling non-custodially to a wallet they own.

19 min read
Creators & Donations

Accept Crypto Donations: A Tip Jar Nobody Can Freeze

A $5 tip loses a third of itself to a fixed processing fee, a donation can be reversed months later with nothing to prove you delivered, and the platform holding the money decides whether your cause is a policy problem. Donation links and tip-jar buttons, hosted checkout on your own site, recurring memberships, and a QR at the event — every gift final on confirmation and settled non-custodially to a wallet you control.

19 min read
Acceptance & Checkout

Emirates crypto payments are live — and they show exactly what a closed loop costs a merchant

On July 28, 2026 Emirates became the first major Gulf airline to take crypto for flight bookings, through Crypto.com Pay on emirates.com and the Emirates app. Two days later, Korea's KSNET signed an MOU with the Solana Foundation to pilot Solana Pay and an x402 AI-payment model across 330,000+ merchants. Both are real milestones — and both are closed loops: the buyer has to be a customer of one specific provider, in one country, paying in one currency, through a licensed intermediary that holds the money in the middle. Analysis of what Emirates crypto payments actually enable, what the coverage leaves out, and why open, non-custodial acceptance needs no partnership at all.

18 min read
Medical Tourism

Crypto Payments for Medical Tourism Clinics: No Wires

A patient in another country agrees to a $6,000 treatment package, then spends nine days trying to get an international wire past two compliance departments while the surgical slot sits unconfirmed. Deposits by payment link that confirm in seconds from any country, expiring invoices for treatment packages, a QR at the front desk for the balance on arrival, and same-day payouts to facilitators, translators and visiting specialists — settled non-custodially to a wallet your clinic controls.

19 min read
Stablecoins

USDT delisting in Europe: Revolut's August 31 deadline is a custody lesson, not a coin lesson

New USDT deposits stopped at Revolut on July 30, 2026, and every remaining balance held by an EEA customer — retail or business — converts to fiat automatically at 12:00 UTC on August 31. The trigger is MiCA: Tether never sought authorization, so licensed European platforms can no longer offer the token. But ESMA has been explicit that custody and transfer are not, in themselves, an offering to the public — the coin isn't banned, the platform simply can't hold it for you. Analysis of what the USDT delisting in Europe actually restricts, why it hits businesses harder than traders, and why merchants who settle straight to their own wallet were never exposed to the deadline in the first place.

15 min read