Services — the AI agent directory

Services in the directory
Service	Tags	Interfaces	Payments	Auth	Score
Shopify Storefront, Customer Account, Checkout, and Dev MCP servers plus ACP and UCP support across millions of merchants MCPOpenAPIllms.txt	commerce+5	MCP+2	ACP+2	m2m-oauth, Merchants	5/5
PayPal Agentic Commerce Agent-ready checkout and payouts, an ACP payment provider, plus a remote MCP server over the PayPal APIs MCPOpenAPIllms.txt	payments+4	MCP+2	ACP	m2m-oauth, Payments	4/5
Etsy Marketplace of handmade and vintage goods, an early agentic-checkout partner and UCP collaborator OpenAPI	marketplace+3	OpenAPI	ACP+1	m2m-oauth, Merchants	3/5