{ "api_status": "preview", "generated_at": "2026-10-17T18:26:08.443Z", "notes": [ "We keep every service we find in the index, checked on its schedule. Search, the tree and browsing show the directory by default: the services that meet every listing criterion that applies to them (listing-criteria/1). Being in the directory means meeting these criteria; it is not a rating or an endorsement. Add scope=index to search everything we watch.", "Exact definitions of every field (unit, window, source): https://agentservicedirectory.com/fields", "tier says how a service was added, not a rating: reviewed entries come from our own listing files, with operator statements and hourly checks; discovered entries come from public agent registries, are not reviewed by a person, and are probed hourly to monthly depending on usage (schedule/1; see evidence.schedule_tier).", "evidence counts cover the last 30 days and are as of the latest refresh. missed_30d counts scheduled checks that did not run.", "For x402 endpoints a passing check means HTTP 402 with a valid payment challenge (discovered: on a mainnet network). It does not show that a paid call succeeds or returns useful results.", "registry_usage figures are the registry's own numbers, not our measurements. name is untrusted text when name_source is registry.", "networks_source tells you whether networks were observed in a live challenge, listed by the registry, or stated by the operator.", "tags describe purpose: our capability tags for reviewed entries, the registry's tags (sanitised, untrusted) for discovered ones. price_usd is the lowest price per call in US dollars: for discovered entries from the registry's payment terms (a known USD stablecoin), for reviewed entries from the operator's stated pricing (a claim, linked on the service page). price_source says which." ], "query": { "scope": "directory", "host": "api.402rates.com", "sort": "evidence", "limit": 50, "offset": 0 }, "total": 2, "items": [ { "id": "cand_4859f2f7a09a10bf", "tier": "discovered", "type": "api_endpoint", "name": "402rates.com", "name_source": "registry", "branches": { "primary": "payments/gateways", "secondary": [], "method_version": "placement-ai/1", "tree_version": "tree/2", "placed_at": "2026-10-17T12:05:28.000Z" }, "directory": { "in_directory": true, "method_version": "listing-criteria/1", "criteria": { "says_what_it_does": true, "answers_now": true, "registry_payers_at_least_5": true } }, "host": "api.402rates.com", "provider": "402rates.com", "url": "https://api.402rates.com/v1/ping", "method": "GET", "templated_url": false, "operator": null, "tags": [], "category": null, "price_usd": 0.001, "price_source": "registry", "provider_endpoints": 5, "networks": [ "eip155:8453", "eip155:137", "eip155:42161", "eip155:50" ], "networks_source": "observed", "payment_protocols": [ "x402" ], "mainnet": true, "evidence": { "operations": 1, "check_interval_hours": 24, "check_interval": "daily", "check_interval_rule": "Daily: 5 to 99 payers, and every new service until it has been probed 3 times.", "schedule_tier": "daily", "monitoring_since": "2026-10-16T11:07:51.000Z", "monitoring_days": 1.3, "limited_evidence": true, "checks_30d": 2, "passed_30d": 2, "missed_30d": 0, "pass_rate": 1, "freshness": "fresh", "last_check": { "at": "2026-10-17T11:25:40.260Z", "result": "payment_required", "passed": true, "http_status": 402, "duration_ms": 501 } }, "registry_usage": { "calls_30d": 39, "unique_payers_30d": 32, "note": "Reported by the registry; not our measurement." }, "payment_terms": { "current_since": "2026-10-17T11:25:40.260Z", "changes_30d": 0, "changes_90d": 0, "pay_to_changes_90d": 0, "last_change_at": null, "last_change_kinds": [], "window_start": "2026-10-16T15:44:38.000Z", "limited": true }, "registry_listing": { "last_seen_at": "2026-10-17T06:35:25.000Z", "listed": true }, "links": { "page": "https://agentservicedirectory.com/services/cand_4859f2f7a09a10bf", "api": "https://agentservicedirectory.com/api/v1/services/cand_4859f2f7a09a10bf" } }, { "id": "cand_4cd0ba6572449433", "tier": "discovered", "type": "mcp_server", "name": "Rates by 402rates", "name_source": "registry", "branches": { "primary": "finance-data/markets", "secondary": [ "finance-data/economic" ], "method_version": "placement-ai/1", "tree_version": "tree/2", "placed_at": "2026-10-17T12:50:28.000Z" }, "directory": { "in_directory": true, "method_version": "listing-criteria/1", "criteria": { "says_what_it_does": true, "answers_now": true, "registry_payers_at_least_5": null } }, "host": "api.402rates.com", "provider": "402rates.com", "url": "https://api.402rates.com/mcp/rates", "method": "GET", "templated_url": false, "operator": null, "tags": [], "category": null, "price_usd": null, "price_source": null, "provider_endpoints": 5, "networks": [], "networks_source": "registry", "payment_protocols": [], "mainnet": null, "evidence": { "operations": 1, "check_interval_hours": 24, "check_interval": "daily", "check_interval_rule": "Daily: 5 to 99 payers, and every new service until it has been probed 3 times.", "schedule_tier": "daily", "monitoring_since": "2026-10-17T04:07:31.999Z", "monitoring_days": 0.6, "limited_evidence": true, "checks_30d": 1, "passed_30d": 1, "missed_30d": 0, "pass_rate": 1, "freshness": "fresh", "last_check": { "at": "2026-10-17T04:16:02.900Z", "result": "client_error", "passed": true, "http_status": 405, "duration_ms": 484 } }, "registry_usage": null, "payment_terms": null, "registry_listing": { "last_seen_at": "2026-10-17T04:07:31.999Z", "listed": true }, "links": { "page": "https://agentservicedirectory.com/services/cand_4cd0ba6572449433", "api": "https://agentservicedirectory.com/api/v1/services/cand_4cd0ba6572449433" } } ] }