{"score":{"grade":"C","total":42,"breadth":6,"payment":0,"quality":100,"discovery":100},"domain":"serp402.com","origin":"https://serp402.com","robots":{"url":"https://serp402.com/robots.txt","bots":[{"bot":"GPTBot","source":"wildcard","allowed":true},{"bot":"Google-Extended","source":"wildcard","allowed":true},{"bot":"ClaudeBot","source":"wildcard","allowed":true},{"bot":"Applebot-Extended","source":"wildcard","allowed":true},{"bot":"CCBot","source":"wildcard","allowed":true},{"bot":"PerplexityBot","source":"wildcard","allowed":true},{"bot":"Bytespider","source":"wildcard","allowed":true}],"fetched":true},"probedAt":"2026-11-12T09:45:28.324Z","warnings":[],"platforms":[{"id":"cloudflare","label":"Cloudflare","signals":["cf-ray","cloudflare"],"confidence":0.5}],"protocols":[{"id":"ucp","status":"absent","details":{},"version":null,"evidence":[{"url":"https://serp402.com/.well-known/ucp","note":"html_not_machine_document","bytes":0,"snippet":null,"latencyMs":38,"statusCode":404,"contentType":"text/html; charset=utf-8"}],"endpoints":[],"confidence":0.9},{"id":"acp","status":"undiscoverable","details":{"spec":"https://www.agenticcommerce.dev/","reason":"acp_has_no_public_well_known"},"version":null,"evidence":[],"endpoints":[],"confidence":1},{"id":"ap2","status":"absent","details":{},"version":null,"evidence":[],"endpoints":[],"confidence":0.9},{"id":"tap","status":"absent","details":{},"version":null,"evidence":[{"url":"https://serp402.com/.well-known/http-message-signatures-directory","note":"html_not_machine_document","bytes":0,"snippet":null,"latencyMs":41,"statusCode":404,"contentType":"text/html; charset=utf-8"}],"endpoints":[],"confidence":0.9},{"id":"mcp","status":"absent","details":{"discovery":"absent","handshake":"not_run"},"version":null,"evidence":[{"url":"https://serp402.com/.well-known/mcp.json","note":"html_not_machine_document","bytes":0,"snippet":null,"latencyMs":47,"statusCode":404,"contentType":"text/html; charset=utf-8"},{"url":"https://serp402.com/.well-known/mcp","note":"html_not_machine_document","bytes":0,"snippet":null,"latencyMs":49,"statusCode":404,"contentType":"text/html; charset=utf-8"},{"url":"https://serp402.com/mcp","note":"html_not_machine_document","bytes":0,"snippet":null,"latencyMs":64,"statusCode":404,"contentType":"text/html; charset=utf-8"}],"endpoints":[],"confidence":0.9},{"id":"a2a","status":"absent","details":{},"version":null,"evidence":[{"url":"https://serp402.com/.well-known/agent-card.json","note":"html_not_machine_document","bytes":0,"snippet":null,"latencyMs":57,"statusCode":404,"contentType":"text/html; charset=utf-8"},{"url":"https://serp402.com/.well-known/agent.json","bytes":8192,"snippet":"{\"name\":\"serp402\",\"description\":\"Structured web data for agents, paid per call in USDC over x402, no API key: 125 endpoints across 19 categories — search, maps and local, travel and flights, commerce, property, jobs, news, video, research and more.\",\"url\":\"https://serp402.com\",\"p","latencyMs":325,"statusCode":200,"contentType":"application/json"}],"endpoints":[],"confidence":0.9},{"id":"x402","status":"absent","details":{},"version":null,"evidence":[{"url":"https://serp402.com/.well-known/x402","note":"html_not_machine_document","bytes":0,"snippet":null,"latencyMs":88,"statusCode":404,"contentType":"text/html; charset=utf-8"}],"endpoints":[],"confidence":0.9},{"id":"mpp","status":"absent","details":{"note":"no_public_well_known"},"version":null,"evidence":[],"endpoints":[],"confidence":0.9},{"id":"llms","status":"present","details":{"bytes":8090},"version":null,"evidence":[{"url":"https://serp402.com/llms.txt","bytes":8192,"snippet":"# serp402 — structured web data for agents, paid per call 126 endpoints. No API key, no account, no subscription, no minimum. Call one, get HTTP 402 with the price, pay in USDC from your own wallet with any x402 client, repeat the request. You are charged only when you are served","latencyMs":525,"statusCode":200,"contentType":"text/plain; charset=utf-8"},{"url":"https://serp402.com/llms-full.txt","note":"html_not_machine_document","bytes":0,"snippet":null,"latencyMs":82,"statusCode":404,"contentType":"text/html; charset=utf-8"}],"endpoints":["https://serp402.com/llms.txt"],"confidence":0.9},{"id":"ai-plugin","status":"absent","details":{},"version":null,"evidence":[{"url":"https://serp402.com/.well-known/ai-plugin.json","note":"html_not_machine_document","bytes":0,"snippet":null,"latencyMs":94,"statusCode":404,"contentType":"text/html; charset=utf-8"}],"endpoints":[],"confidence":0.9},{"id":"openapi","status":"error","details":{"note":"not_openapi"},"version":null,"evidence":[{"url":"https://serp402.com/.well-known/openapi.json","note":"html_not_machine_document","bytes":0,"snippet":null,"latencyMs":103,"statusCode":404,"contentType":"text/html; charset=utf-8"},{"url":"https://serp402.com/openapi.json","bytes":8192,"snippet":"{\"openapi\":\"3.1.0\",\"info\":{\"title\":\"serp402\",\"version\":\"3.0.0\",\"description\":\"Structured web data for agents, paid per call over x402 in USDC, no API key. 126 endpoints across search, maps and local, travel, commerce, property, jobs, news, video and research. Public search result","latencyMs":634,"statusCode":200,"contentType":"application/json"},{"url":"https://serp402.com/openapi.yaml","note":"html_not_machine_document","bytes":0,"snippet":null,"latencyMs":339,"statusCode":404,"contentType":"text/html; charset=utf-8"},{"url":"https://serp402.com/swagger.json","note":"html_not_machine_document","bytes":0,"snippet":null,"latencyMs":351,"statusCode":404,"contentType":"text/html; charset=utf-8"}],"endpoints":["https://serp402.com/openapi.json"],"confidence":0.7}],"reachable":true,"paymentRails":{"x402":{"present":false,"payable":null,"notes":"not observed"},"mpp":{"present":false,"payable":null,"notes":"no public challenge detected"},"other":[{"id":"ap2","present":false,"payable":null,"status":"not_probeable_on_origin","notes":"No AP2 surface on the origin. Absence is not a failed payment probe."}]},"participation":{"status":"open","evidence":[{"detail":"present","source":"llms.txt"},{"detail":"missing","source":"agents.md"}],"confidence":"high"},"capabilityMatrix":{"ucp":{"declared":false,"probeOk":false,"callable":false,"payable":null,"evidence":["404 /.well-known/ucp html_not_machine_document"],"checkedAt":"2026-11-12T19:14:31.238Z"},"acp":{"declared":false,"probeOk":false,"callable":false,"payable":null,"evidence":["no public discovery surface"],"checkedAt":"2026-11-12T19:14:31.238Z"},"ap2":{"declared":false,"probeOk":false,"callable":false,"payable":null,"evidence":["not observed"],"checkedAt":"2026-11-12T19:14:31.238Z"},"tap":{"declared":false,"probeOk":false,"callable":false,"payable":null,"evidence":["404 /.well-known/http-message-signatures-directory html_not_machine_document"],"checkedAt":"2026-11-12T19:14:31.238Z"},"mcp":{"declared":false,"probeOk":false,"callable":false,"payable":null,"evidence":["404 /.well-known/mcp.json html_not_machine_document"],"checkedAt":"2026-11-12T19:14:31.238Z"},"a2a":{"declared":false,"probeOk":false,"callable":false,"payable":null,"evidence":["404 /.well-known/agent-card.json html_not_machine_document"],"checkedAt":"2026-11-12T19:14:31.238Z"},"x402":{"declared":false,"probeOk":false,"callable":false,"payable":false,"evidence":["404 /.well-known/x402 html_not_machine_document"],"checkedAt":"2026-11-12T19:14:31.238Z"},"mpp":{"declared":false,"probeOk":false,"callable":false,"payable":false,"evidence":["no_public_well_known"],"checkedAt":"2026-11-12T19:14:31.238Z"},"llms":{"declared":false,"probeOk":false,"callable":false,"payable":null,"evidence":["200 /llms.txt","llms.txt body accepted"],"checkedAt":"2026-11-12T19:14:31.238Z"},"ai-plugin":{"declared":false,"probeOk":false,"callable":false,"payable":null,"evidence":["404 /.well-known/ai-plugin.json html_not_machine_document"],"checkedAt":"2026-11-12T19:14:31.238Z"},"openapi":{"declared":false,"probeOk":false,"callable":false,"payable":null,"evidence":["404 /.well-known/openapi.json html_not_machine_document","not_openapi"],"checkedAt":"2026-11-12T19:14:31.238Z"}},"callabilityProbedAt":"2026-11-12T19:14:31.238Z","cache":{"presenceMaxAgeSec":86400,"callabilityMaxAgeSec":900,"presenceStale":false,"callabilityStale":false},"refresh":{"payable":true,"priceUsd":0.02,"network":"eip155:8453","rest":{"method":"GET","url":"/api/v1/hosts/serp402.com/refresh"},"mcp":{"tool":"refresh_host","path":"/api/v1/mcp"},"docs":"https://www.vokko.eu/pricing"}}