A directory of services AI agents can actually use — APIs, tools and merchants with machine-readable interfaces and agent payment protocols. Badges are probe-backed, never self-asserted.
| Category |
|---|
| Score |
|---|
 ShopifyMCPOpenAPIllms.txtACPMPPUCP Storefront, Customer Account, Checkout, and Dev MCP servers plus ACP and UCP support across millions of merchants | Merchants | ||
 RyeOpenAPIACP Universal commerce API for agent-initiated purchases across Shopify and major retailers | Merchants | ||
 EtsyOpenAPIACPUCP Marketplace of handmade and vintage goods, an early agentic-checkout partner and UCP collaborator | Merchants | ||
 Firmly.aiOpenAPIACP Agentic checkout that makes any digital surface shoppable while the merchant stays merchant of record | Merchants |
Same query as JSON: /api/v1/services?category=shop&protocol=acp