Research, guides & ecosystem updates
Original research on UCP adoption, monthly state-of-agentic-commerce reports, platform guides, and the latest spec changes — written for developers and platform teams building for agentic commerce.
Salesforce Named a Date for UCP: What Its Storefronts Declare Today
In January Salesforce announced UCP support with no timeline. At Dreamforce it gave one: generally available in October....
Shopify's Storefront MCP After August 31: What Moved to UCP, and the One Tool Left Behind
Two weeks past Shopify's cart-tool deadline, the old Storefront MCP server lists a single tool — but the cart tools stil...
UCP's First Domain Working Group Is Meeting — and It Starts With Product Feeds
The Bulk Product Discovery Domain Working Group — chaired by Meta and Google, with Shopify, Stripe, PayPal, Wayfair, Big...
When the Total Isn't Final: UCP Proposals Add a Buyer-Approved Maximum and Split Authorization From Capture
A checkout total that can still move after the buyer says yes — a weighed grocery order, a hotel stay, a split shipment...
Who Put That in the Cart? UCP's Quietest Thread Is About Influence, Not Payment
By checkout, a sponsored accessory looks exactly like something you asked for. The most-discussed open design thread in...
A Room Is Not a SKU — UCP's First Lodging Capability Is in Review
The Lodging Tech Council has filed dev.ucp.lodging.booking: compound room rates, a booker separated from the guests, and...
The UCP Payments Tech Council Is Seated — Here's Who's On It, and the Two Working Groups That Come Next
Adyen, Ant International, Coinbase, Global Payments, Google, PayPal, Shopify and Stripe hold the inaugural seats on UCP'...
UCP v2026-08-25 Spec Update
The UCP Technical Council shipped v2026-08-25 — 68 closed items and the largest structural change the protocol has had....
UCP for Lodging Just Got a Technical Council. Here's Who's On It — and What They Have to Build.
The UCP Lodging Technical Council is now seated — Amadeus, Booking.com, Expedia, Google, Hilton, Marriott and Trip.com....
Past "Add to Cart": UCP's Payment Layer Learns 3DS Challenges and Negotiated Terms
In one week UCP shipped two of the hardest parts of a real checkout — payment authentication (3DS/device-data challenges...
UCP Security, Measured: What the Trust Layer Looks Like Across the Fleet
A payment protocol is a promise that money moves correctly between strangers — only as good as its trust layer. UCP's is...
UCP Payment Extensions Go Global: Mercado Pago Brings Pix, Boleto, and the First Real-World Actions
Four days after the Actions primitive merged, Latin America's largest payment processor used it to propose Pix QR displa...
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Real adoption data, ecosystem trends, new spec versions, and the stores that broke or recovered this week. Read by founders and engineers building the next generation of commerce.