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 |
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| Score |
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 Universal Commerce Protocol (UCP)OpenAPIllms.txtUCP Open commerce standard from Google and Shopify for agentic shopping journeys across retailers, pairing with AP2 for the payment leg | Payments |
Same query as JSON: /api/v1/services?protocol=ucp&auth_method=none