{"uid":"cap_8I3CCp0_aUxzKccHoIXng","slug":"base-token-check-c2c9a74f","name":"Base Token Check","description":"Due-diligence report for an ERC-20 token on Base: contract verification, upgradeability, owner powers (mint, pause, blocklist, fees), DEX liquidity, pool age and holder concentration, with a 0-100 score and a plain-language summary.","url":"https://tokencheck.yukikawata.fyi/v1/base/tokens/:address?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"pathParams":{"type":"object","required":["address"],"properties":{"address":{"type":"string","pattern":"^0x[0-9a-fA-F]{40}$","description":"ERC-20 contract address on Base"}}},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"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_mvrUp5URo846VXGq7aj6x","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 due-diligence security and risk analysis on an ERC-20 token contract on Base, returning a 0-100 score and plain-language summary covering contract verification, owner privileges, liquidity, and holder concentration.","exampleAgentPrompt":"Run a full due-diligence check on the Base token at 0x4200000000000000000000000000000000000006 — I want to know the risk score, whether the owner can mint or pause it, how liquid it is on DEXes, and a plain-English summary of any red flags.","exampleUseCases":[{"title":"Pre-investment token safety check","prompt":"Before I buy into this new Base memecoin at 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913, can you pull a security report on it? I want the risk score and a summary of any owner powers like minting or blacklisting."},{"title":"DeFi protocol contract audit","prompt":"I'm about to add liquidity to a Base token at 0x50c5725949A6F0c72E6C4a641F24049A917DB0Cb — check if the contract is verified, whether it's upgradeable, and how concentrated the holders are before I commit funds."},{"title":"Token rug-pull risk screening","prompt":"Screen this Base token address 0xd9aAEc86B65D86f6A7B5B1b0c42FFA531710b6CA for rug pull risks — I need to know the pool age, DEX liquidity depth, and any flags around owner privileges like pause or fee manipulation."}],"resultDescription":"A structured due-diligence report including: a 0-100 risk/safety score, contract verification status, upgradeability flags, owner privilege analysis (mint, pause, blocklist, fee controls), DEX liquidity figures, liquidity pool age, holder concentration metrics, and a plain-language narrative summary highlighting key risks or safety signals.","failureModes":["Invalid or malformed contract address returns a 400 error","Address is a valid hex but not a deployed ERC-20 on Base returns an error or empty result","Token contract is unverified and limits analysis depth","Very new tokens with no liquidity pools may return incomplete liquidity data","Rate limits or payment failures return 402 or 429 responses"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, scored risk assessment specifically for ERC-20 tokens on the Base network. It is ideal for pre-investment due diligence, screening for rug pull vectors, or auditing owner privileges. Prefer this over generic block explorers when you need a single aggregated score with natural-language interpretation rather than raw on-chain data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T03:43:18.123Z","isFirstParty":false,"canonicalSlug":"base-token-check-c2c9a74f"}