{"uid":"cap_KpI8WIIKjvO3Mo0W4hatr","slug":"agentdiet-x402-verifier-f30e5e85","name":"AgentDiet X402 Verifier","description":"Deterministic B2A/A2A/MCP/x402/MPP/L402 execution and intelligence node at https://rag-diet.agentdiet.dev settling in USDC on Base.","url":"https://rag-diet.agentdiet.dev/v1/x402-verifier?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":{"url":{"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_rBko876sHyC62r-zc-mUa","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 x402 payment protocol compliance and token-reduction eligibility for HTTP endpoints via a GET request","exampleAgentPrompt":"Can you verify whether this URL supports the x402 payment protocol using AgentDiet's verifier — check it as a GET request: https://example.com/api/data","exampleUseCases":[{"title":"Pre-flight x402 payment check","prompt":"Before my agent calls that paid API, can you verify if https://api.someservice.com/data is x402-compliant and will accept USDC micropayments — run a GET probe on it?"},{"title":"Token compression ROI validation","prompt":"I want to know if AgentDiet can meaningfully compress https://docs.example.com/guide before I pay to distill it — can you run the x402 verifier on it as a GET to see the projected compression ratio?"},{"title":"Agent pipeline x402 eligibility gate","prompt":"My workflow needs to confirm that https://news-feed.example.com/latest is x402-enabled and returns a valid verification status before we route it through the distillation pipeline — can you check it?"}],"resultDescription":"Returns a JSON object with a status field ('ok'), a data payload, and an roi_proof object containing the compression_ratio_pct (e.g. 91.4%), confirming whether the target URL is x402-compliant and how much token reduction is achievable.","failureModes":["Missing or invalid 'url' query parameter returns error","Target URL unreachable or returns non-HTTP response","URL does not support x402 protocol — verification fails with non-ok status","Payment not settled in USDC on Base — request blocked","Malformed input object missing required 'type' or 'method' fields"],"whenToPreferThis":"Use this endpoint when an agent needs to confirm x402 protocol support and payment eligibility for a target URL before committing to a paid distillation or API call. Prefer it over generic HTTP probers when you also need a compression ROI estimate, or when building agent pipelines that gate on x402 compatibility.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-22T12:42:05.969Z","isFirstParty":false,"canonicalSlug":"agentdiet-x402-verifier-f30e5e85"}