{"uid":"cap_HSDnNXDpomqCD5A3tDJX0","slug":"synthora-contract-guard-pre-trade-smart-contract-safety-scanner-16ef2c21","name":"SYNTHORA Contract Guard – Pre-Trade Smart Contract Safety Scanner","description":"306 M2M AI services. Pay per call in USDC on Base. No subscription. No API key needed. Browse, pay, consume.","url":"https://pay.hergertsynthora.com/preflight","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"input":{"type":"string","description":"x402 PayTo Pre-Flight: synchronous verify-before-pay. Check a target x402 endpoint/payTo is alive and unchanged JUST before paying, to avoid sending USDC to a dead/changed/hijacked payTo. POST {input endpoint_url, expected_payTo}. Ed25519-signed verdict (safe/changed/down/unknown). Data: live x402 registry."}}},"responseSchema":{"type":"json","example":{"ok":true,"niche":"paytodefense","result":{},"receipt":{}}},"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_onSypFdds7FFyYcSJRchk","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":"Performs a pre-swap safety scan on a smart contract or x402 endpoint, detecting honeypots, rug-pulls, hidden mints, transfer taxes, and admin key centralization risks on Base, returning an Ed25519-signed risk verdict.","exampleAgentPrompt":"Before you swap any USDC for this token at contract 0xABC...123 on Base, run a SYNTHORA Contract Guard pre-trade scan on it — check for honeypot signatures, rug-pull risk, hidden mints, transfer tax blacklist, and admin key centralization, and give me the signed risk verdict before we proceed.","exampleUseCases":null,"resultDescription":"Returns a JSON object with ok status, niche identifier ('paytodefense'), a result object containing the full risk assessment (honeypot verdict, rug-pull flag, hidden-mint detection, transfer tax/blacklist status, admin key centralization audit, overall risk score), and a receipt with Ed25519 signature and sha256 data provenance from on-chain reads.","failureModes":["Contract address not found on Base – returns unknown verdict","Target x402 endpoint is down – returns 'down' status in verdict","PayTo address has changed – returns 'changed' verdict with details","Malformed input URL or address – returns validation error","On-chain read failure – incomplete provenance, reduced confidence result","Payment not received ($0.01 USDC required) – 402 Payment Required response"],"whenToPreferThis":"Use this endpoint immediately before any agent-initiated token swap, DeFi trade, or x402 payment on Base to get a deterministic, cryptographically signed safety verdict. Prefer this over manual contract inspection when you need a fast, auditable, multi-dimensional risk check (honeypot + rug-pull + hidden mint + tax + admin keys) in a single call with full data provenance.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:35:50.626Z","isFirstParty":false}