Test storeTest cards only, nothing ships.All sandbox stores
NorthlightFlowers
a2aCheckout over A2A: the profile adds an A2A service whose agent card is at /.well-known/agent-card.json; checkout runs over A2A 0.3 (message/send) or 1.0 (SendMessage) at /ucp/a2a with the UCP extension. REST and MCP stay, and catalogue search stays on them. on flowers-a2a.ucpsandbox.com. The baseline store is flowers.ucpsandbox.com.

All categories

110 products across 7 categories.

BouquetsHand-tied that morning, in three sizes. 24 products. ArrangementsDelivered ready, in a vase, box or basket. 18 products. PlantsIndoor and outdoor, potted and thriving. 23 products. Dried & PreservedLasts for months without water. 10 products. OccasionsBirthdays, new babies, sympathy and seasons. 14 products. Vases & PotsSomething to put them in. 9 products. AccessoriesTools, wrap, cards and add-ons. 12 products.