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.
UCP Local Services: What the Charter for a Booking Council Proposes
Stripe has filed a charter for a UCP Local Services council, backed by Meta, Wix, Squarespace, Housecall Pro, Jobber and HoneyBook: appointments, classes, reservations and rentals, with slot holds, a booking lifecycle and new payment models. What it proposes and what it means.
Read articleThe State of Agentic Commerce
Our recurring index of UCP adoption, platform moves, and ecosystem health — first-party data, published every month.
Personal Agent Protocol (Poppy) v0.1: What the Spec Says and How It Fits With UCP
Meta and Sierra's Personal Agent Protocol now has a spec. Draft 0.1 defines poppy.json discovery, OAuth sign-in with rea...
Google's UCP Integration Hub in Merchant Center: How to Get Your Store In
Google has started rolling out a UCP integration hub in Merchant Center for US merchants: checkout buttons in AI Mode an...
UCP's Ask Is Merged: Six Review Questions and How the Spec Answered Them
The ask capability merged on 7 October as dev.ucp.common.ask, no longer shopping-only. The six design questions raised i...
TikTok Buy Direct Runs on UCP: What Brands Need to Know
TikTok's new Buy Direct checkout and Shopping Assistant were announced at Advertising Week, and Buy Direct requires a Un...
UCP Gets a Product Feed: Inside the Catalog Feed Draft
UCP has been live-only: agents ask a store's catalog and get today's answer. A working-group draft, PR #866, adds bulk c...
Video, 3D and Image Variants in UCP: What the New Media Type Adds, and What Stores Send Today
UCP's Media type was one URL and one pair of dimensions. PR #690 adds image encodings, video renditions and streams, ext...
Shop through the store page: WebMCP runs in Playground 0.22.0
Playground 0.22.0 runs an agent through the tools a store page registers (WebMCP), keeps every run as a replay with scre...
Two Routes to Checkout: What Shopify's WebMCP Launch Means for Every Store
On 28 September Shopify opened checkout to browser agents and told builders which route to use. The route changes how fa...
Book a room over UCP: a hotel test store in Playground 0.17.0
hotel.local is a test store for the draft UCP lodging booking capability. Book a room by hand in the Tool Inspector, or...
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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.