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
Models
GPT-5 series models, embeddings, and the Responses API with native MCP and tool use
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
Merchants
Universal commerce API for agent-initiated purchases across Shopify and major retailers
Payments
Network tokens and credentials for approved agents, plus one endpoint bridging TAP, MPP, ACP and UCP
Merchants
Marketplace of handmade and vintage goods, an early agentic-checkout partner and UCP collaborator
Merchants
Agentic checkout that makes any digital surface shoppable while the merchant stays merchant of record
Payments
Wallet and mandate infrastructure for agentic checkout, aligned to ACP flows
Same query as JSON: /api/v1/services?protocol=acp