{"uid":"cap_le7WO0GNGB53AT7vfCuhg","slug":"imperium-preflight-x402-multi-facilitator-readiness-auditor-8a67d421","name":"IMPERIUM PREFLIGHT — x402 Multi-Facilitator Readiness Auditor","description":"Automated 8-gate pre-flight readiness auditor for x402 v2, Dexter gas floor, IETF MPP, MCP Streamable HTTP, A2A v0.3.0 agent cards, OASF records, and ERC-8004 identity.","url":"https://preflight.agentdiet.dev/v1/x402-broker?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","POST"],"type":"string"},"queryParams":{"type":"object","properties":{"query":{"type":"string"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"data":{},"status":"ok","roi_proof":{"compression_ratio_pct":91.4}}},"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_OKcDSmXW422WF5gdVbeew","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":"Runs an automated 8-gate pre-flight readiness audit against an HTTP endpoint to verify x402 v2, IETF MPP, MCP Streamable HTTP, A2A v0.3.0, OASF, ERC-8004, and Dexter gas floor compliance.","exampleAgentPrompt":"Run a full 8-gate pre-flight readiness audit on my GET endpoint to check whether it's compliant with x402 v2, IETF MPP, MCP Streamable HTTP, A2A v0.3.0, and ERC-8004.","exampleUseCases":[{"title":"x402 broker launch readiness check","prompt":"Before I go live, can you run the IMPERIUM PREFLIGHT 8-gate audit on my GET endpoint to confirm it passes x402 v2 and Dexter gas floor requirements?"},{"title":"A2A agent card compliance verification","prompt":"I built an A2A v0.3.0 agent and want to make sure its endpoint is compliant — can you audit it using the preflight checker with a GET request?"},{"title":"MCP Streamable HTTP integration audit","prompt":"Run a pre-flight compliance check on my MCP Streamable HTTP endpoint via GET and tell me which of the 8 gates it passes or fails."}],"resultDescription":"Returns a JSON object with a status field ('ok' or error), a data object containing per-gate audit results indicating pass/fail for each of the 8 readiness gates (x402 v2, Dexter gas floor, IETF MPP, MCP Streamable HTTP, A2A v0.3.0, OASF, ERC-8004, etc.), and an roi_proof object including a compression_ratio_pct metric.","failureModes":["Invalid or unreachable target endpoint returns an error status","Missing required 'type' or 'method' fields results in validation error","Non-HTTP endpoint types unsupported","Gate failures reported per-gate rather than as a global error","Network timeout on slow upstream endpoints"],"whenToPreferThis":"Choose this endpoint when you need a structured, automated multi-standard compliance audit across x402, IETF MPP, MCP, A2A, OASF, and ERC-8004 simultaneously — especially before deploying an AI agent endpoint or payment-enabled API. Prefer it over single-protocol validators when you need a unified 8-gate readiness report rather than checking one standard at a time.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-22T12:40:48.203Z","isFirstParty":false,"canonicalSlug":"imperium-preflight-x402-multi-facilitator-readiness-auditor-8a67d421"}