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.
Payments
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
Merchants
Storefront, Customer Account, Checkout, and Dev MCP servers plus ACP and UCP support across millions of merchants
Payments
Shared payment tokens, agentic network tokens, and ACP support so businesses can sell through AI agents
Payments
Agent-ready checkout and payouts, an ACP payment provider, plus a remote MCP server over the PayPal APIs
Same query as JSON: /api/v1/services?protocol=acp&has_llms_txt=true