{"uid":"cap_nzf8-cV4egqSVXSgHCTUZ","slug":"aion-agent-assurance-gateway-endpoint-verify-9a7f281e","name":"AION Agent Assurance Gateway – Endpoint Verify","description":"x402-paid read-only MCP/A2A/API endpoint verification and robots.txt-respecting web page reading, returning JSON. Paid with x402 (exact scheme, USDC on Base). Release status: production acceptance of this build is not asserted, and a historical review of 6f14c11d does not accept this candidate. Page-read: one owner-funded test payment settled on Base; verify: settlement unproven; organic demand remains unproven; no independent-buyer acceptance, paid-use, or revenue claim.","url":"https://agents.aiserviceco.com/paid/verify?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"url":{"type":"string","pattern":"^[Hh][Tt][Tt][Pp][Ss]?://","maxLength":2048,"minLength":1},"protocol":{"enum":["mcp","a2a","api"]}}},"responseSchema":{"type":"json","example":{"checks":[{"id":"mcp.initialize","detail":"initialize returned a JSON-RPC result with protocolVersion and serverInfo","status":"PASS"},{"id":"mcp.tools_list","detail":"tools/list returned 3 tools with input schemas","status":"PASS"}],"schema":"aion.verify.v1","target":"https://vendor.example/mcp","verdict":"PASS","evidence":[{"url":"https://vendor.example/mcp","step":"initialize","method":"POST","status":200,"truncated":false,"contentType":"application/json","requestSha256":"29ef394d0394b347ae25d2ef29aa4ef5124f2ae0d386bb965d3332770f0d9f89","responseBytes":512,"responseSha256":"9e6f0b6719f83fd8c477553ee649b5818a997818b719d0fc52a0b600561c094f"},{"url":"https://vendor.example/mcp","step":"tools/list","method":"POST","status":200,"truncated":false,"contentType":"application/json","requestSha256":"13325704f6d1d7c23d49a9289d956d4c292b8a1d791e04b2be14be7b9c140d27","responseBytes":512,"responseSha256":"8bf2e9fc4a9792e959804d237177ca9644bc0a3d80c347f1eec11257744666f8"}],"protocol":"mcp","readOnly":true,"checkedAt":"2026-01-01T00:00:00.000Z","evidenceDigest":"e113392821a50a68df106473d6751fb3b63a7c3c788860345e5dee635d2e5ade"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_sXj3r8AC0N-ppqWQOLW4K","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Verifies that a given MCP, A2A, or API endpoint is correctly implemented and publicly reachable, returning a structured JSON verification report with pass/fail checks and signed evidence.","exampleAgentPrompt":"Can you verify that my MCP server at https://vendor.example/mcp is correctly implemented and publicly reachable? Use the 'mcp' protocol.","exampleUseCases":[{"title":"Pre-launch MCP server readiness check","prompt":"Before I list my MCP server in a marketplace, can you verify that https://myagent.example.com/mcp is passing all MCP protocol checks — initialize, tools/list, and public reachability?"},{"title":"Third-party A2A endpoint audit","prompt":"I'm about to integrate a vendor's A2A endpoint at https://partner.example/a2a into my pipeline — can you run a verification check on it using the a2a protocol and show me the detailed results?"},{"title":"CI/CD API endpoint conformance gate","prompt":"After my latest deployment, please verify that https://api.myservice.io/v2 is up and conformant using the api protocol, and give me the verdict and evidence digest so I can log it."}],"resultDescription":"A JSON object containing: a top-level verdict (PASS/FAIL), a list of individual named checks each with status and detail, an array of evidence records (URL, step, HTTP method, status code, request/response SHA-256 hashes, byte counts), the protocol checked, a checkedAt ISO timestamp, and an evidenceDigest for tamper-evident audit trail. Schema version is aion.verify.v1.","failureModes":["Target URL is unreachable or returns non-200 — checks will FAIL with detail explaining the HTTP error","Invalid protocol enum value — request rejected with validation error","URL does not match the required http/https pattern — schema validation error","Target endpoint violates robots.txt — verification may be skipped or partial","Payment via x402/USDC on Base not settled — request not processed","Endpoint responds but does not conform to protocol (e.g. missing protocolVersion) — individual checks FAIL with specific detail"],"whenToPreferThis":"Choose this endpoint when you need a structured, evidence-backed compliance report for an MCP, A2A, or REST API endpoint — especially before listing an agent service in a marketplace, integrating a third-party agent, or running automated conformance gates in CI/CD. Prefer this over generic uptime monitors when you need protocol-level checks (e.g. MCP initialize + tools/list) and cryptographically signed evidence records rather than just HTTP reachability.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T18:41:35.706Z","isFirstParty":false,"canonicalSlug":"aion-agent-assurance-gateway-endpoint-verify-9a7f281e"}