{"uid":"cap_4M5-4lzKhKwewKNXSpVYh","slug":"ap2-mandate-authorization-verification-procedure-226165e0","name":"AP2 Mandate Authorization Verification Procedure","description":"Decision procedure and verification schema for accepting a cryptographically signed AP2 payment mandate before settlement. Checks signature validity, nonce uniqueness, mandate scope against requested amount, expiry and session freshness, delegation chain depth, and parent agent authority. Returns PASS/FAIL with explicit rejection reasons for each gate.","url":"https://k2so.wrong.systems/api/services/ap2-mandate-authorization-verification-procedure?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"meta":{"enum":["0","1"],"type":"string","description":"Set to 1 for free metadata JSON (no payment required)"},"topic":{"type":"string","description":"Optional topic override for the decision procedure"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","title":"AP2 mandate authorization gate paid response","$schema":"https://json-schema.org/draft/2020-12/schema","required":["ok","paid","service","provider","result"],"properties":{"ok":{"type":"boolean"},"paid":{"type":"boolean"},"result":{"type":"object","required":["ok","service"],"properties":{"ok":{"type":"boolean","description":"Handler success"},"brief":{"type":"string","description":"Decision procedure prose for agents"},"model":{"type":"string"},"topic":{"type":"string"},"service":{"type":"string","description":"Service slug"},"procedure":{"type":"string"},"generatedAt":{"type":"string","description":"ISO-8601 timestamp"},"generationSource":{"enum":["llm","reasoning","deterministic"],"type":"string"}}},"payment":{"type":"object","properties":{"code":{"type":"string"},"payer":{"type":"string"},"detail":{"type":"string"},"selfPay":{"type":"boolean"},"transaction":{"type":"string"}}},"service":{"type":"string"},"provider":{"type":"string","const":"K-2SO"}}}}}}},"responseSchema":{"type":"json","example":{"ok":true,"paid":true,"result":{"ok":true,"brief":"plain prose decision procedure (120+ words)","model":"deepseek/deepseek-v4-flash-0731","topic":"string topic","service":"ap2-mandate-authorization-verification-procedure","procedure":"same as brief","generatedAt":"2026-01-01T00:00:00.000Z","generationSource":"deterministic"},"service":"ap2-mandate-authorization-verification-procedure","provider":"K-2SO"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm__8yMB_twvSB8IR7vtC-gU","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a paid LLM-generated decision procedure brief for agents evaluating whether a mandate authorization has been properly verified, covering authorization gates and compliance steps.","exampleAgentPrompt":"I need a decision procedure brief on how to properly verify a mandate authorization — walk me through the gate logic and compliance steps an autonomous agent should follow.","exampleUseCases":[{"title":"Mandate authorization gate for payment agent","prompt":"My payment agent needs to know the exact steps it should follow to verify that a mandate authorization is valid before executing a debit — can you pull the AP2 mandate authorization verification procedure and give me the decision brief?"},{"title":"Compliance audit of agent authorization flow","prompt":"I'm auditing whether our agent's authorization flow meets the AP2 mandate standard — fetch the mandate authorization verification procedure so I can compare it against our current implementation."},{"title":"Onboarding new agent to authorization workflow","prompt":"I'm setting up a new autonomous agent that needs to handle mandate authorizations — get me the AP2 mandate authorization verification decision procedure so it knows the correct gate logic to follow."}],"resultDescription":"A JSON object containing a plain-prose decision procedure brief (120+ words) tailored to AP2 mandate authorization verification, including the topic, model used, generation source (llm/reasoning/deterministic), ISO-8601 timestamp, and service slug. The 'brief' and 'procedure' fields contain the actionable guidance for the agent.","failureModes":["HTTP 402 returned if payment not settled — agent must pay exact USDC amount and retry with PAYMENT-SIGNATURE header","Invalid HTTP method (e.g. POST) returns an error — only GET, HEAD, DELETE are accepted","Network or upstream LLM failure may return ok:false with an error detail","Malformed query parameters may cause schema validation errors"],"whenToPreferThis":"Choose this endpoint when an autonomous agent needs structured, prose-form guidance on how to evaluate and gate mandate authorizations, particularly within x402 micropayment or agent-to-agent commerce contexts. Prefer it over generic compliance databases when you need agent-optimized decision logic rather than raw regulatory text.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T12:37:11.220Z","isFirstParty":false,"canonicalSlug":"ap2-mandate-authorization-verification-procedure-226165e0"}