{"uid":"cap_cEZhW2lFk4CgmUiZOr-z8","slug":"base-token-brief-symbol-decimals-supply-risk-screen-b200c625","name":"Base Token Brief — Symbol, Decimals, Supply, Risk Screen","description":"One call for a Base token: symbol, name, decimals, total supply, optional holder balance, admin-control risk screen (proxy, owner, mint, pause, blacklist, fee setters) with headline and signal count, and the current block number. Pass the token contract address and optionally a holder address. Replaces 4-5 separate lookups with one payment. Read-only live on-chain data, heuristic screen, not an audit, not advice.","url":"https://heb-utils-x402.hebutils-api.workers.dev/base-token-brief?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"},"queryParams":{"type":"object","required":["token"],"properties":{"token":{"type":"string","description":"ERC-20 token contract 0x..."},"holder":{"type":"string","description":"Optional holder address 0x..."}}}},"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_0FjgHW1i79g5lukRnOA83","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":"Returns a single consolidated summary of an ERC-20 token on Base: metadata (symbol, name, decimals, total supply), optional holder balance, admin-control risk signals (proxy, owner, mint, pause, blacklist, fee setters), and current block number.","exampleAgentPrompt":"Can you pull a quick brief on the Base token at contract address 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913, and also check the balance for my wallet 0xAbC123...? I want to see the symbol, supply, decimals, and any admin-control red flags like mint, pause, or blacklist powers.","exampleUseCases":[{"title":"Pre-trade token risk screen","prompt":"Before I buy this Base token at 0x4200000000000000000000000000000000000006, can you check if it has any dangerous admin controls like minting authority, a pause function, or a blacklist? I want a quick risk headline too."},{"title":"Portfolio token metadata lookup","prompt":"I need the symbol, name, decimals, and total supply for the Base token at contract 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 — just a one-call summary please."},{"title":"Holder balance with risk flags","prompt":"Check the token at 0xd9aAEc86B65D86f6A7B5B1b0c42FFA531710b6CA on Base and tell me the balance for my wallet 0x1234567890abcdef1234567890abcdef12345678, plus flag any proxy or fee-setter risks."}],"resultDescription":"A single JSON object containing: token symbol, name, decimals, total supply; optional holder balance if a holder address was provided; admin-control risk flags (proxy, owner, mint, pause, blacklist, fee setters) with a human-readable headline and count of risk signals; and the current block number on Base at time of call.","failureModes":["Invalid or non-ERC-20 contract address returns an error or empty metadata","Non-Base chain address may return incorrect or no data since the endpoint is Base-specific","Rate limiting or RPC node issues may cause transient failures","Holder address that is not checksummed or malformed returns an error","Token with non-standard ABI may cause partial data or missing fields","Network congestion on Base may slow response"],"whenToPreferThis":"Choose this endpoint when you need a consolidated on-chain snapshot of a Base ERC-20 token — especially when you would otherwise make 4-5 separate RPC calls for metadata, supply, balance, and risk signals. Ideal for pre-trade due diligence, portfolio dashboards, or agent workflows that need a quick risk screen alongside token fundamentals. Not a substitute for a formal smart contract audit; use for heuristic screening only.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-17T06:30:57.106Z","isFirstParty":false,"canonicalSlug":"base-token-brief-symbol-decimals-supply-risk-screen-b200c625"}