{"spec_version":"2026-01-30","name":"Trusteed","checkout_endpoint":"POST /api/v1/agent/checkout","transports":["rest","mcp"],"payment_handlers":[{"type":"stripe","currencies":["USD","EUR"]},{"type":"x402","currencies":["USDC"]},{"type":"paypal","currencies":["USD","EUR"]},{"type":"ucp","currencies":["USD","EUR"]}],"capability_negotiation":{"display_context":["webview","headless"],"cart_persistence":true,"agent_session_resume":true},"discovery_url":"/.well-known/acp.json","authentication":{"standard":"OAuth 2.1","rfc":["RFC 9728","RFC 8707","RFC 6750"],"discovery_endpoint":"https://www.trusteed.xyz/.well-known/oauth-protected-resource","token_endpoint":"https://dev-y3nsiapm7vo5mi7p.us.auth0.com/oauth/token","scopes":["mcp:read","mcp:write","mcp:search","mcp:checkout","mcp:admin"],"note":"Discovery endpoints are public. Merchant MCP endpoints (POST /{storeSlug}/mcp) and checkout endpoints require Bearer token."}}