MAY 3, 2026
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Payments

Stripe Engineering Blog

18 articles on EngBrief

Stripe Engineering reveals how the company builds the financial infrastructure that powers the internet. Posts cover payment systems design, API architecture, distributed databases, Ruby and JVM performance, fraud detection with machine learning, and the challenges of processing billions of dollars in transactions reliably.

PaymentsAPI DesignDistributed SystemsFraud Detection
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Latest Articles

Stripe4d ago

Everything we announced at Sessions 2026

Stripe announced 288 new products and features at Sessions 2026, expanding on their existing payment infrastructure. Key updates include the Agentic Commerce Suite, which enables selling through AI agents using the Universal Commerce Protocol (UCP) and Machine Payments Protocol (MPP), and the optimized Checkout Suite, which introduces Checkout studio and an embedded form. Other significant announcements include the Stripe Reader T600, a countertop device with custom app support, and upgrades to Radar, Stripe's anti-fraud solution, which now includes free trial abuse prevention, bot abuse prevention, and additional payment signals for early fraud warnings. In the optimization of payments infrastructure, Stripe announced the ability to use Managed Payments as a merchant of record solution, handling indirect tax compliance, fraud prevention, and customer support for digital businesses. The company also previewed a new checkout experience, Checkout studio, which uses AI to help configure and optimize checkouts. Additionally, the Payments Intelligence Suite was previewed, which provides A/B testing for Authorization Boost,

PaymentsInfrastructure
1 min
Stripe4d ago

Giving agents the ability to pay

Stripe has introduced Link's wallet for agents, a payment infrastructure that allows agents to make purchases on behalf of consumers. This solution, built on top of Stripe's Issuing for agents, gives agents programmatic access to Link and enables them to receive one-time-use cards or Shared Payment Tokens (SPTs) to complete transactions. Consumers can review and approve each spend request from the agent, ensuring secure and authorized payments.

PaymentsInfrastructure
1 min
Stripe26d ago

How agents, digital wallets, and trust are rewriting checkout

Here is a 3-sentence summary of the key technical decisions, problems solved, and outcomes: Businesses are shifting their checkout strategies to accommodate increasingly mobile and globally diverse customers, with 65% of transactions under $50 now happening on mobile. To optimize checkout, companies must consider regional preferences for digital wallets, local payment methods, and other geographic-specific payment options, with some markets seeing up to 46% increase in conversion rates with localized checkout. As AI-assisted shopping and agents become more prevalent, checkout must adapt to verify identity, intent, and authorization, balancing security and conversion, with Stripe's AI-driven interventions reportedly reducing fraud by 30% without lowering conversion.

PaymentsInfrastructure
1 min
StripeApr 2, 2026

Insights from Shoptalk 2026: How agents are changing retail

Here is a 2-3 sentence summary of the blog post: Retailers at Shoptalk 2026 discussed the growing importance of agentic commerce, where conversational assistants drive product discovery and conversion. While many retailers lack a standard framework for agentic commerce, some notable brands, including Sephora and Coach, are already using chatbots to personalize recommendations and engage customers. To succeed in this space, retailers must balance technical considerations with a focus on building strong brand affinity and customer trust.

PaymentsInfrastructure
1 min
StripeMar 24, 2026

How Stripe Radar helps prevent free trial abuse

Here's a summary of the blog post in 2-3 concise sentences: Stripe Radar's AI-powered fraud tool now detects and prevents free trial abuse with 90% accuracy, predicting abusive behavior such as repeated trial signups and missed cancellations. The tool analyzes payment instrument, device, and payment history across the Stripe ecosystem to identify high-risk patterns, including suspicious session timing and card characteristics. By enabling Stripe Radar, businesses can block thousands of abusive free trials and prevent significant downstream losses.

PaymentsInfrastructure
1 min
StripeMar 20, 2026

Three of the biggest fraud trends from MRC Vegas 2026

Here's a 3-sentence summary of the blog post from Stripe Engineering: Stripe's fraud team shares insights from MRC Vegas 2026 on combating automated and increasingly sophisticated fraud. Key trends include dynamically authenticating users based on intent, embedding fraud detection into agentic transactions, and investing in multilayered identity verification to combat deepfakes. Stripe's solutions, such as Stripe Radar's adaptive 3DS and Shared Payment Tokens, aim to reduce friction for trusted users and improve multilayered identity verification to combat ecommerce fraud.

PaymentsInfrastructure
1 min
StripeMar 19, 2026

Testing the impact of Adaptive Pricing across 1.5M subscription checkout sessions

Stripe Engineering tested Adaptive Pricing for 1.5M subscription checkout sessions, seeing a 4.7% average increase in conversion rate and a 1.9% average increase in authorization rate at signup. This led to a 5.4% increase in lifetime value (LTV) per session on average. The results suggest localized pricing improves payment performance, customer retention, and ultimately, subscriber value. By automatically presenting prices in a customer's local currency, businesses can capture more revenue without needing to build and maintain their own FX infrastructure.

PaymentsInfrastructure
1 min
StripeMar 18, 2026

Introducing the Machine Payments Protocol

Stripe introduced the Machine Payments Protocol (MPP), an open standard for agents to make payments across the internet. MPP enables microtransactions, recurring payments, and more, by allowing agents to transact programmatically with services and businesses. Developers can integrate machine payments with Stripe's PaymentIntents API in a few lines of code, supporting transactions in various currencies and payment methods.

PaymentsInfrastructure
1 min
StripeMar 12, 2026

10 things we learned building for the first generation of agentic commerce

A future where we buy with AI agents feels inevitable. Making it actually work is harder. These lessons from the first wave of agentic commerce are meant to...

PaymentsInfrastructure
1 min
StripeMar 10, 2026

Analyzing first-party fraud trends: Account, free trial, and refund abuse

From November 2025 to February 2026, our models detected 6.2x more abusive free trials across the Stripe network. This is part of a broader shift toward...

PaymentsInfrastructure
1 min
StripeMar 3, 2026

Supporting additional payment methods for agentic commerce

Stripe is now the first and only provider that supports both agentic network tokens and buy now, pay later tokens in agentic commerce through a single...

PaymentsInfrastructure
1 min
StripeMar 2, 2026

Can AI agents build real Stripe integrations? We built a benchmark to find out

State-of-the-art LLMs can now solve a majority of scoped coding problems, but it’s an open question whether they can fully autonomously manage software...

PaymentsInfrastructure
1 min
StripeJan 23, 2026

Metronome + Stripe: Building the future of billing

Together, Metronome and Stripe are building the most flexible and complete billing solution on the market—one that works for everyone, from engineers in a...

PaymentsInfrastructure
1 min
StripeJan 16, 2026

The three biggest agentic commerce trends from NRF 2026

Not only are the majority of retailers actively implementing, or have plans to implement, agentic commerce, but many are also moving to a more tactical phase...

PaymentsInfrastructure
1 min
StripeDec 18, 2025

Stripe Atlas startups in 2025: Year in review

2025 was a breakout year for early-stage startups, as founders launched more companies and generated revenue faster than ever. Three shifts stand out: customer...

PaymentsInfrastructure
1 min
StripeDec 17, 2025

Businesses grow revenue on Stripe 27 percentage points faster after accepting financing through Stripe Capital

In a new study, we found a strong causal relationship between accepting financing and growing revenue on Stripe. Learn which businesses are most likely to...

PaymentsInfrastructure
1 min
StripeDec 17, 2025

Introducing next-day settlement, a faster way to access your earnings

Gain next-day access to cash, and use funds where they’re needed most. Get reliable auto-settlement in a few clicks right from the Dashboard.

PaymentsInfrastructure
1 min
StripeDec 15, 2025

PayTo available in Australia

Businesses in Australia can now offer PayTo. Accept one-off and recurring direct debits with PayTo to get real-time payment confirmation and funds deposited...

PaymentsInfrastructure
1 min