{"uid":"cap_Y1hU5h0OxETa3ggP4G0z1","slug":"token-safety-checker-evm-base-0736a392","name":"Token Safety Checker — EVM/Base","description":"Scam check for an ERC20 on Base, Ethereum, Arbitrum or Optimism: honeypot, buy/sell tax, mintable, owner can change balances, proxy, blacklist, open source, holder concentration, LP lock. Returns a 0-100 risk score, a verdict (low/medium/high) and the flags behind it. Use before buying or accepting a token. Deterministic, no LLM.","url":"https://138-197-15-135.sslip.io/v1/token/safety?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":["queryParams"],"properties":{"queryParams":{"type":"object","required":["address"],"properties":{"chain":{"type":"string","description":"Chain: base (default), ethereum, arbitrum, optimism"},"address":{"type":"string","description":"Token contract address"}}}}},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string","const":"json"},"example":{"type":"object","required":[],"properties":{"name":{"type":["string","null"]},"chain":{"type":["string","null"]},"flags":{"type":["array","null"]},"buyTax":{"type":["integer","null"]},"source":{"type":["string","null"]},"symbol":{"type":["string","null"]},"address":{"type":["string","null"]},"holders":{"type":["integer","null"]},"sellTax":{"type":["integer","null"]},"verdict":{"type":["string","null"]},"riskScore":{"type":["integer","null"]},"isHoneypot":{"type":["boolean","null"]},"top10HolderPercent":{"type":["number","null"]}}}}}}},"responseSchema":{"type":"json","example":{"name":"USD Coin","chain":"base","flags":["proxy contract"],"buyTax":0,"source":"goplus+onchain","symbol":"USDC","address":"0x8335…2913","holders":11378198,"sellTax":0,"verdict":"low","riskScore":5,"isHoneypot":false,"top10HolderPercent":41.2}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.009","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":"$0.009/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.009","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.009","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_R4YsbL1Bjb1UODkLJGzc8","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.009","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a risk assessment for a token contract address on Base/EVM chains, including honeypot detection, buy/sell tax, holder stats, and a risk verdict.","exampleAgentPrompt":"Before I swap into this token, can you check if 0x8335...2913 on Base is safe — look for honeypot traps, buy/sell tax, and give me its overall risk score?","exampleUseCases":[{"title":"Pre-trade token safety check","prompt":"I'm about to ape into a new token on Base at address 0xAbCd...1234 — can you check if it's a honeypot, what the buy and sell tax is, and whether the risk score is low enough to be worth it?"},{"title":"DeFi bot pre-swap safety gate","prompt":"Before executing the swap, run a safety check on token 0x1234...abcd on Arbitrum — flag it if it's a honeypot or has a risk score above 30."},{"title":"Rug-pull investigation","prompt":"Someone just posted a new token contract 0xDead...Beef on Ethereum — can you pull the holder count, top-10 holder concentration, and any risk flags to see if it looks like a rug pull?"}],"resultDescription":"A JSON object containing the token's name, symbol, chain, contract address, risk score (0–100), verdict (e.g. 'low', 'medium', 'high'), isHoneypot boolean, buyTax and sellTax percentages, holder count, top10HolderPercent, and an array of risk flags (e.g. 'proxy contract'). Data is sourced from GoPlus and on-chain analysis.","failureModes":["Unknown or unverified contract address returns null fields or empty flags","Unsupported chain identifier returns an error or defaults to Base","Token too new or low-liquidity may return incomplete data (nulls in most fields)","Rate limit or payment failure via x402 returns 402 Payment Required","Network timeout if on-chain data source is slow"],"whenToPreferThis":"Choose this endpoint when you need a quick, structured risk assessment for a token contract before executing a trade or swap on EVM-compatible chains (Base, Ethereum, Arbitrum, Optimism). It combines GoPlus security data with on-chain signals into a single scored verdict, making it ideal for pre-trade safety gates in DeFi agents. Prefer it over raw on-chain lookups when you want honeypot detection, tax analysis, and holder concentration in one call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:39:40.678Z","isFirstParty":false,"canonicalSlug":"token-safety-checker-evm-base-0736a392"}