{"name":"Vokko","description":"Multi-protocol capability index. Lookup which public agent protocols a host actually exposes. HTTP JSON API — Vokko does not implement A2A message:send.","url":"https://www.vokko.eu/api/v1","provider":{"organization":"Vokko","url":"https://www.vokko.eu"},"version":"0.1.9 · ed1e6bc","documentationUrl":"https://www.vokko.eu/methodology","capabilities":{"streaming":false,"pushNotifications":false},"defaultInputModes":["text"],"defaultOutputModes":["application/json"],"skills":[{"id":"host-lookup","name":"Host protocol lookup","description":"GET /api/v1/hosts/{domain} returns the protocol matrix, capabilityMatrix, participation, and paymentRails (x402, mpp, other). Cached GET is free. GET /api/v1/hosts/{domain}/refresh (or ?refresh=1) is Vokko Pro / x402 — Vokko never pays the target. payable is true only after a parsed live challenge. AP2 with nothing on the origin is not_probeable_on_origin. GET /api/v1/hosts/{domain}/changes lists drift; anonymous callers get 5 summaries. MCP tools lookup_host, refresh_host, participation_check, list_changes. SKU refresh.","tags":["ucp","mcp","a2a","x402","tap","lookup_host","refresh_host","participation_check","list_changes","refresh"],"examples":["GET https://www.vokko.eu/api/v1/hosts/allbirds.com","GET https://www.vokko.eu/api/v1/hosts/allbirds.com/refresh","GET https://www.vokko.eu/openapi.json","POST https://www.vokko.eu/api/v1/mcp"]},{"id":"owner-report","name":"Origin-owner report","description":"GET /report/{domain} (HTML or JSON) lists missing spec fields to fix. Not a login and not a grade letter.","tags":["report"],"examples":["GET https://www.vokko.eu/report/allbirds.com"]},{"id":"index","name":"Directory index","description":"GET /api/v1/index lists hosts Vokko has already probed.","tags":["directory"],"examples":["GET https://www.vokko.eu/api/v1/index"]},{"id":"protocol-refresh","name":"Paid protocol refresh","description":"GET /api/v1/hosts/{domain}/protocols/{protocol}/refresh. MCP tool refresh_host_protocol. SKU protocol_refresh. $0.005 USDC on Base.","tags":["protocol_refresh","refresh_host_protocol","x402"],"examples":["GET https://www.vokko.eu/api/v1/hosts/allbirds.com/protocols/x402/refresh"]},{"id":"batch-refresh","name":"Paid batch refresh","description":"POST /api/v1/hosts/refresh. MCP tool refresh_hosts_batch. SKU batch_refresh. $0.012 at N=1 ($0.01 + $0.002 × N, cap 10) USDC on Base.","tags":["batch_refresh","refresh_hosts_batch","x402"],"examples":["POST https://www.vokko.eu/api/v1/hosts/refresh"]},{"id":"pay-preflight","name":"Can an agent pay at this host? Rails, endpoint, price, freshness.","description":"GET /api/v1/hosts/{domain}/pay-preflight. MCP tool pay_preflight. SKU pay_preflight. $0.001 USDC on Base.","tags":["pay_preflight","pay_preflight"],"examples":["GET https://www.vokko.eu/api/v1/hosts/allbirds.com/pay-preflight?intent=any"]},{"id":"endpoint-health","name":"Is this paid API up, and what does it charge right now?","description":"GET /api/v1/endpoints/health. MCP tool endpoint_health. SKU endpoint_health. $0.001 USDC on Base.","tags":["endpoint_health","endpoint_health"],"examples":["GET https://www.vokko.eu/api/v1/endpoints/health?method=GET&url=https%3A%2F%2Fallbirds.com%2Fapi"]},{"id":"provider-finder","name":"Cheapest live x402 providers for a task. Placement is never sold.","description":"GET /api/v1/providers/find. MCP tool find_provider. SKU provider_finder. $0.005 USDC on Base.","tags":["provider_finder","find_provider"],"examples":["GET https://www.vokko.eu/api/v1/providers/find?limit=10&q=weather"]},{"id":"payto-check","name":"Does this payTo address belong to the domain? Evidence, not a guarantee.","description":"GET /api/v1/hosts/{domain}/payto-check. MCP tool payto_check. SKU payto_check. $0.002 USDC on Base.","tags":["payto_check","payto_check"],"examples":["GET https://www.vokko.eu/api/v1/hosts/allbirds.com/payto-check?address=0x07066Ea0e66CF277cd279eD7fBCA220ecB41E5a4&network=eip155%3A8453"]},{"id":"receipt-verify","name":"Did this USDC transfer settle to the expected address and amount?","description":"GET /api/v1/receipts/{tx}/verify. MCP tool verify_receipt. SKU receipt_verify. $0.001 USDC on Base.","tags":["receipt_verify","verify_receipt"],"examples":["GET https://www.vokko.eu/api/v1/receipts/0x036101ac841613d67f9cf37bd262eb1c55654cb32a68564ddaf00b121af4f59e/verify?amount=1000&asset=USDC&network=eip155%3A8453&payTo=0x07066ea0e66cf277cd279ed7fbca220ecb41e5a4"]},{"id":"mcp","name":"MCP tools","description":"POST /api/v1/mcp JSON-RPC. Tools: lookup_host, refresh_host, participation_check, list_changes, refresh_host_protocol, refresh_hosts_batch, pay_preflight, endpoint_health, find_provider, payto_check, verify_receipt.","tags":["mcp","lookup_host","refresh_host","participation_check","list_changes","refresh_host_protocol","refresh_hosts_batch","pay_preflight","endpoint_health","find_provider","payto_check","verify_receipt"],"examples":["POST https://www.vokko.eu/api/v1/mcp"]}]}