{"uid":"cap_Vuc5CvJEPXCM7YmqBZhzI","slug":"chainread-gas-risk-checker-420a868f","name":"ChainRead Gas Risk Checker","description":"Pay-per-call HTTP APIs, paid with x402 in USDC on Base (eip155:8453): agentkit, api-change-check, basedue, basewatch, chainread, check-sanctions, chgwatch, company-facts, composite, edgar, feednews, pageaudit, solcheck, token-dd, txpreflight, walletcheck, webmd, webread, websearch, x402index. Each operation describes its service.","url":"https://api.firstmention.uk/s/chainread/gas?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"hash":{"type":"string","description":"0x transaction hash (for /tx)"},"chain":{"enum":["base","ethereum"],"type":"string"},"number":{"type":"string","description":"Block number or 'latest' (for /block)"},"address":{"type":"string","description":"0x address or ERC-20 contract address"},"addresses":{"type":"array","items":{"type":"string"},"description":"Up to 25 addresses (for /batch)"}}},"responseSchema":{"type":"json","example":{"risk":"medium","_meta":{"payer":"0x...","price_usd":0.01},"chain":"base","flags":[{"code":"owner_holds_power","severity":"high"}],"score":45,"address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","verdict":"CAUTION"}},"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_Fc7hhh4KTxviiKhVkM-ce","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":"Analyzes an EVM address or transaction on Base or Ethereum and returns a risk score, verdict, and flags for gas-related or ownership risk signals.","exampleAgentPrompt":"Can you run a risk check on the Base address 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 and tell me what the risk score and verdict are, and whether it has any high-severity flags?","exampleUseCases":[{"title":"Pre-interaction DeFi contract vetting","prompt":"Before I swap tokens on this Base contract 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913, can you check its risk score and tell me if the owner holds too much power or if there are any high-severity flags I should know about?"},{"title":"Token contract due diligence","prompt":"I'm looking at an ERC-20 token on Ethereum at address 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48 — can you score its risk level and tell me the verdict, like SAFE, CAUTION, or HIGH RISK?"},{"title":"Wallet address sanity check before sending funds","prompt":"I need to send USDC to 0x4838B106FCe9647Bdf1E7877BF73cE8B0BAD5f97 on Base — can you quickly check whether this address has any risk flags or a bad risk score before I proceed?"}],"resultDescription":"Returns a JSON object containing: the analyzed address, the chain it was checked on, a numeric risk score (0–100), a categorical verdict (e.g. SAFE, CAUTION, HIGH), a list of risk flags each with a code and severity, and _meta fields including the caller's payer address and price paid in USD.","failureModes":["Invalid or malformed 0x address returns an error response","Unsupported chain value (not 'base' or 'ethereum') causes a validation error","Payment failure via x402/USDC results in 402 Payment Required with no data returned","Address with no on-chain history may return minimal flags or low-confidence score","Rate limiting or network issues with the upstream RPC may cause timeouts"],"whenToPreferThis":"Choose this endpoint when you need a quick, pay-per-call risk verdict on a specific EVM address or contract on Base or Ethereum without setting up your own on-chain analytics pipeline. It is especially useful for AI agents doing pre-transaction due diligence, DeFi interaction vetting, or token contract screening. Prefer this over general blockchain explorers when you need a structured risk score and flag taxonomy rather than raw transaction data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-29T12:40:02.172Z","isFirstParty":false,"canonicalSlug":"chainread-gas-risk-checker-420a868f"}