Services — the AI agent directory

Services in the directory
Service	Tags	Interfaces	Payments	Auth	Score
Agentic Commerce Protocol (ACP) Open spec from OpenAI and Stripe for agent-initiated checkout — product feeds, checkout endpoints, and scoped delegated payment tokens with the merchant staying merchant of record OpenAPIllms.txt	acp+5	OpenAPI+1	ACP	none, Payments	5/5
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
Stripe Agentic Commerce Suite Shared payment tokens, agentic network tokens, and ACP support so businesses can sell through AI agents MCPOpenAPIllms.txt	agentic-commerce+4	MCP+2	ACP+3	api-key, Payments	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