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 |
|---|
 Agentic Commerce Protocol (ACP)OpenAPIllms.txtACP 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 | Payments | ||
 Stripe Agentic Commerce SuiteMCPOpenAPIllms.txtACPAP2MPPUCP Shared payment tokens, agentic network tokens, and ACP support so businesses can sell through AI agents | Payments | ||
 PayPal Agentic CommerceMCPOpenAPIllms.txtACP Agent-ready checkout and payouts, an ACP payment provider, plus a remote MCP server over the PayPal APIs | Payments | ||
 Visa Intelligent CommerceOpenAPIMPPTAPACPUCPAP2ICC Network tokens and credentials for approved agents, plus one endpoint bridging TAP, MPP, ACP and UCP | Payments | ||
 NekudaOpenAPIACP Wallet and mandate infrastructure for agentic checkout, aligned to ACP flows | Payments |
Same query as JSON: /api/v1/services?category=pay&protocol=acp