{"uid":"cap_re7tHfs27Ho555gBKiiRV","slug":"flow-paycheck-1776e2df","name":"Flow PayCheck","description":"Use when an agent is about to pay another agent and needs one finished answer first: should you pay this payee? PayCheck ($0.50) runs Flow's whole checker stack on the payee — payee verdict (kind, activity, contract safety), wallet approval-exposure audit, and recent USDC settlement history on Base — returning one grade (ALLOW / REVIEW / BLOCK, 0-100), a verify_status, all checks, the evidence, and a receipt. No report, no charge. Body: { payee, chain?, amountUsd? }.","url":"https://flow-kg4x.vercel.app/api/paycheck?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"type":"object"},"type":{"type":"string","const":"http"},"method":{"enum":["GET","POST","PUT","PATCH"],"type":"string"},"headers":{"type":"object","additionalProperties":{"type":"string"}},"bodyType":{"enum":["json","form-data","text"],"type":"string"},"queryParams":{"type":"object","additionalProperties":{"type":"string"}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.5","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":"$0.5/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.5","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.5","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_9dQ2ZxEGofH7k1ZpNTAVo","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.5","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Runs a multi-factor payee safety check on a crypto wallet address and returns an ALLOW/REVIEW/BLOCK verdict with a 0-100 risk score before an agent executes a payment.","exampleAgentPrompt":"Before you send that $25 USDC payment to wallet 0xABC123... on Base, run a PayCheck on it and tell me whether it's safe to pay — I need the verdict, risk score, and any red flags.","exampleUseCases":[{"title":"Agent-to-agent payment gating","prompt":"I'm about to pay another AI agent 0xDEF456... for a completed task — can you run a PayCheck on that wallet first and only proceed if the verdict is ALLOW?"},{"title":"High-value USDC transfer screening","prompt":"Before I send $500 USDC to wallet 0x789ABC... on Base, screen it with PayCheck and tell me the risk score and whether there are any approval-exposure issues I should know about."},{"title":"Routine payee allowlist verification","prompt":"Check wallet 0x111222... on Base using PayCheck — I want to see the full verdict, all the individual checks, and the evidence before I add it to our approved payee list."}],"resultDescription":"Returns a single verdict (ALLOW, REVIEW, or BLOCK), a numeric risk score from 0–100, a verify_status field, the full set of individual checks performed (payee kind/activity/contract safety, wallet approval-exposure audit, recent USDC settlement history on Base), supporting evidence for each check, and a payment receipt. No report is generated and no charge is made unless a full check is run.","failureModes":["Invalid or malformed payee wallet address returns an error","Unsupported chain identifier causes a validation failure","Payee address with no on-chain history may return incomplete evidence","Network or provider timeout returns a 5xx error with no verdict","Insufficient USDC balance for the $0.50 call fee results in payment failure"],"whenToPreferThis":"Use this endpoint when an AI agent needs a definitive, single-call go/no-go decision on whether to pay a crypto wallet — especially in agent-to-agent payment flows on Base. It is purpose-built for pre-payment gating, combining payee classification, contract risk, wallet approval exposure, and USDC settlement history into one graded verdict. Prefer it over general blockchain analytics tools when you need a structured ALLOW/REVIEW/BLOCK output with evidence that can drive automated payment logic.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-30T06:37:36.749Z","isFirstParty":false,"canonicalSlug":"flow-paycheck-1776e2df"}