PaymentBriefBriefings on payments, fintech, and AI money infrastructure.https://paymentbrief.com/en-usUnderstanding PSP Contracts: What Merchants Never Read But Shouldhttps://paymentbrief.com/articles/understanding-psp-contracts/https://paymentbrief.com/articles/understanding-psp-contracts/A breakdown of the clauses in payment service provider contracts that quietly drain merchant margins — and what to negotiate before you sign.Fri, 01 May 2026 00:00:00 GMTHow AI Is Rewiring Payments Infrastructure in 2026https://paymentbrief.com/articles/ai-payments-infrastructure-2026/https://paymentbrief.com/articles/ai-payments-infrastructure-2026/From fraud scoring to dynamic routing, AI is now embedded in every layer of the payments stack. Here's where it's working, where it's hype, and what's coming next.Tue, 28 Apr 2026 00:00:00 GMTStablecoins as B2B Payment Rails: The Infrastructure Shift Operators Need to Understandhttps://paymentbrief.com/articles/stablecoins-as-b2b-payment-rails/https://paymentbrief.com/articles/stablecoins-as-b2b-payment-rails/How USDC and USDT are becoming genuine settlement infrastructure for cross-border B2B payments, and what the custody, regulatory, and FX dynamics mean for operators.Tue, 28 Apr 2026 00:00:00 GMTPromptPay and the Rise of Real-Time Payment Rails Across Southeast Asiahttps://paymentbrief.com/articles/promptpay-and-sea-realtime-payments/https://paymentbrief.com/articles/promptpay-and-sea-realtime-payments/How Thailand's PromptPay became the blueprint for instant payment infrastructure across Southeast Asia, and what other markets can learn from its design choices.Mon, 20 Apr 2026 00:00:00 GMT3DS2 and the Authentication Tax: What Operators Are Actually Paying for Fraud Preventionhttps://paymentbrief.com/articles/3ds2-and-the-authentication-tax/https://paymentbrief.com/articles/3ds2-and-the-authentication-tax/How 3DS2's challenge flow mechanics, issuer threshold decisions, and liability shift rules create measurable conversion costs that operators need to actively manage.Sun, 12 Apr 2026 00:00:00 GMTWhy Cross-Border B2B Payments Are Still Broken (And What's Actually Fixing Them)https://paymentbrief.com/articles/why-cross-border-b2b-payments-are-broken/https://paymentbrief.com/articles/why-cross-border-b2b-payments-are-broken/Correspondent banking chains, opaque FX markups, and two-day settlement lags persist in B2B cross-border payments despite fintech's decade-long assault on the problem.Sun, 05 Apr 2026 00:00:00 GMTGrab's Financial Services Bet: Why the Margin Story Is in the Wallet, Not the Carhttps://paymentbrief.com/articles/grab-financial-services-super-app-strategy/https://paymentbrief.com/articles/grab-financial-services-super-app-strategy/Grab's evolution from ride-hailing to financial super-app is the defining fintech story in Southeast Asia — and the unit economics finally support the thesis.Wed, 18 Mar 2026 00:00:00 GMTUSDC vs USDT for Business Treasury: A Framework for Corporate Decision-Makinghttps://paymentbrief.com/articles/usdc-vs-usdt-for-business-treasury/https://paymentbrief.com/articles/usdc-vs-usdt-for-business-treasury/An analytical comparison of USDC and USDT across reserve transparency, regulatory posture, liquidity depth, and on-ramp availability for corporate treasury use cases.Tue, 10 Mar 2026 00:00:00 GMTSWIFT gpi vs. Local Rail Interconnects: Choosing the Right Cross-Border Stackhttps://paymentbrief.com/articles/swift-gpi-vs-local-rails/https://paymentbrief.com/articles/swift-gpi-vs-local-rails/SWIFT gpi improved speed and transparency, but bilateral real-time rail links and project Nexus are challenging its dominance on key corridors.Sat, 28 Feb 2026 00:00:00 GMTKYB vs KYC: Why Business Verification Is a Different Problem for Payment Operatorshttps://paymentbrief.com/articles/kyb-vs-kyc-risk-frameworks/https://paymentbrief.com/articles/kyb-vs-kyc-risk-frameworks/How KYB's beneficial ownership complexity, UBO screening requirements, and orchestration tooling differ from KYC — and what that means for embedded finance platforms at scale.Sun, 15 Feb 2026 00:00:00 GMT