# WV Ceramics > Useful objects, unexpected glazes. This fictional store has 20 ceramic coffee cups. The storefront, Markdown, JSON, OpenAPI and agent all read one catalog. - Human storefront: https://agent-hello-poc.vercel.app/store - Full Markdown catalog: https://agent-hello-poc.vercel.app/store/catalog.md - Full JSON catalog: https://agent-hello-poc.vercel.app/store/catalog.json - OpenAPI: https://agent-hello-poc.vercel.app/store/openapi.json - Agent Card: https://agent-hello-poc.vercel.app/store/.well-known/agent-card.json - A2A JSON-RPC: POST https://agent-hello-poc.vercel.app/store/a2a - Product pages: https://agent-hello-poc.vercel.app/store/products/{slug} - Cart and browser test checkout: https://agent-hello-poc.vercel.app/store/cart - Test order lookup and browser refund: https://agent-hello-poc.vercel.app/store/orders - Agent-native test quote with offers: JSON-RPC method store.quote at https://agent-hello-poc.vercel.app/store/a2a - Agent-native test checkout: JSON-RPC method store.checkout at https://agent-hello-poc.vercel.app/store/a2a - Agent-native test refund: JSON-RPC method store.refund at https://agent-hello-poc.vercel.app/store/a2a The catalog agent can search and compare products, prices, inventory and care. The benchmark tests browser checkout separately from the checkout skill. No real payment is processed.