{"uid":"cap_YdSaFbOj4Sgy-4kMIr_vk","slug":"signalharness-agent-permission-policy-check-e5925ea8","name":"SignalHarness Agent Permission Policy Check","description":"Explore 330 pay-per-call x402 API services and 27 agent-native digital products, with Base USDC pricing, secure Polar checkout, and free discovery.","url":"https://signalharness.ai/api/agent/services/agent_permission_policy_check/invoke","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"request_json":{"type":"string","maxLength":65536,"minLength":2}}},"responseSchema":{"type":"json","example":{"replay":false,"result":{"warnings":["Verify the caller-supplied data before relying on this result."],"service_id":"agent_permission_policy_check","analysis_json":"{\"example\":\"schema-valid caller-supplied data\"}","evidence_scope":"caller_supplied_data"},"status":"succeeded","receipt":{"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","usage":[],"status":"succeeded","network":"eip155:8453","artifacts":[],"endedAtMs":0,"latencyMs":0,"paymentId":"example-payment","receiptId":"example-receipt","requestId":"example-request","serviceId":"agent_permission_policy_check","executionId":"example-execution","startedAtMs":0,"amountAtomic":"10000","resultSha256":"a9fe2163170bb318573d3bf21557e4dd8c8065a71c070cfdb554ef15cd48ce6c","serviceVersion":"1.0.0","settlementReference":"0x0000000000000000000000000000000000000000000000000000000000000000"},"artifacts":[],"requestId":"example-request","executionId":"example-execution"}},"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_Cnu4_mrKgZ0-9LXsMHzwr","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":"Evaluates a JSON request payload against agent permission policies and returns an analysis of compliance, warnings, and evidence scope.","exampleAgentPrompt":"Check whether this agent request JSON is allowed under the permission policy: {\"action\":\"send_email\",\"recipient\":\"external_user@example.com\",\"agentId\":\"agent-42\"} — I need to know if there are any warnings or violations before proceeding.","exampleUseCases":[{"title":"Pre-flight permission check for agent action","prompt":"Before my agent sends this payment request on my behalf, run a permission policy check on this JSON to make sure it's within allowed scope: {\"action\":\"initiate_payment\",\"amount\":50,\"currency\":\"USDC\",\"agentId\":\"finance-agent-01\"}"},{"title":"Auditing agent data access request","prompt":"I want to audit whether this data retrieval request my agent is about to make is policy-compliant — here's the request JSON: {\"action\":\"read_customer_records\",\"scope\":\"all\",\"agentId\":\"data-agent-07\"}. Tell me any warnings."},{"title":"Validating agent workflow step before automation","prompt":"My automation agent is about to execute this step — can you validate it passes the permission policy check first? The request is: {\"action\":\"modify_user_role\",\"targetUser\":\"jane.doe\",\"newRole\":\"admin\",\"agentId\":\"ops-agent-03\"}"}],"resultDescription":"Returns a structured result containing: the analysis as a JSON string, a list of policy warnings (e.g. 'Verify the caller-supplied data before relying on this result.'), the evidence scope (e.g. 'caller_supplied_data'), the service ID, a status ('succeeded' or otherwise), and a receipt with payment details, execution metadata, and a SHA-256 result hash for integrity verification.","failureModes":["Malformed or invalid JSON in request_json field causes validation failure","request_json exceeds 65536 character limit — rejected with input size error","Payment not received — endpoint returns HTTP 402 requiring USDC payment on Base","Caller-supplied data that is syntactically valid but semantically ambiguous may return generic warnings rather than precise policy violations","Network or service unavailability returns a non-200 status with no result"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to validate a specific action or request payload against a permission policy before executing it, particularly in multi-agent pipelines where governance and compliance checks are required. It is ideal for pre-flight checks in autonomous agent workflows, audit trails, and safety guardrails. Prefer this over generic JSON validators when you need policy-aware analysis with agent-native context and a cryptographic receipt.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:42:56.434Z","isFirstParty":false}