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Mastercard AI transaction probability score for agent payments
Mastercard will score how likely it is that an AI agent started a card payment. What it means for shoppers.

Shopify WebMCP checkout: browser AI agents can now place orders
Since September 28, browser AI agents can fill in and submit Shopify checkouts, including Shop Pay, after you confirm.

Google turns on AI Mode checkout for Shopify stores by default
US shoppers can now buy from eligible Shopify stores in Google AI Mode and Gemini unless the merchant opts out.

AI money news, September 21–27, 2026: agents pay in three countries
Agents pay in Denmark, Canada and the UK; Fed and EBA stablecoin moves; Revolut's face-pay pilot; the FTC on scam ads.
Federal Reserve issues GENIUS Act stablecoin proposals for banks
The Federal Reserve proposed reserve, capital and application rules for banks it supervises that issue stablecoins.

Global banks publish joint principles for trusted agentic commerce
Six banks set five voluntary principles for AI shopping agents on payments, security, and consumer control.

Accepting AI agent payments as a small business, without code
What Shopify, Stripe, Google, Coinbase and Cloudflare let small shops switch on for agent payments, and the fees.
Visa, Mastercard and Ant start a shared Know Your Agent framework
Visa, Mastercard and Ant International will build common rules for identifying AI agents that make payments.
Mastercard Agent Connect lets merchants sell through AI agents
Mastercard Agent Connect gives merchants one link to AI agents and platforms, starting in the U.S.

Visa Trusted Agent Protocol and Mastercard Agent Pay for cardholders
How Visa and Mastercard agent tokens work for cardholders: consent, what your bank sees and disputes.

Congress presses Circle on AI agents and stablecoin regulation
House lawmakers questioned Circle's Heath Tarbert on AI agents, stablecoins, and payment rules.

What is x402? How agents pay per request in USDC, in plain language
The x402 protocol without code: the payment flow, facilitators, fees, spending caps and the risks for AI agents.

Checkout.com launches an MCP server for agentic payment operations
Checkout.com's new MCP server lets developers manage payments via plain-language AI commands.

AI shopping agents in 2026: which ones exist and what they can buy
Which AI shopping agents exist in 2026, what each can buy for you, where they work, and what testers have found.

Agentic commerce vs traditional e-commerce: what changes for shoppers
How agentic commerce differs from traditional online shopping step by step, and which buyer protections still apply.

ACP vs UCP: OpenAI's and Google's checkout protocols compared
ACP powers checkout in ChatGPT, UCP in Google AI Mode and Gemini: scope, payments, buyer view and what merchants choose.