{"uid":"cap_qm7LnmdtJXdCCNms1cQO-","slug":"erc-20-token-info-api-base-ethereum-a31fa9af","name":"ERC-20 Token Info API (Base/Ethereum)","description":"ERC-20 token report on Base/Ethereum: name, symbol, decimals, total supply, USD price. Onchain pay-per-call in USDC.","url":"https://build-4c941cab041172e9439ece2f.emblem.build/pub/tasks/x402-onchain/api/token","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_EWlHoIsNXtFNDhkV3YMWX","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns on-chain metadata and USD price for any ERC-20 token on Base or Ethereum, including name, symbol, decimals, and total supply.","exampleAgentPrompt":"Can you pull up the full token report for the ERC-20 contract at 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48 on Ethereum — I need the name, symbol, decimals, total supply, and current USD price.","exampleUseCases":[{"title":"DeFi research token deep-dive","prompt":"What's the full on-chain profile of the token at contract 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 on Base — give me the name, symbol, decimals, total supply, and USD price."},{"title":"Verify unfamiliar token before swap","prompt":"Before I swap into this token, can you look up the contract 0x4200000000000000000000000000000000000006 on Base and tell me its official name, symbol, decimal places, and current price in USD?"},{"title":"Portfolio valuation data fetch","prompt":"I need the total supply and current USD price for the ERC-20 token at 0x6B175474E89094C44Da98b954EedeAC495271d0F on Ethereum so I can calculate my portfolio position value."}],"resultDescription":"Returns a structured report for the given ERC-20 token contract including: human-readable name, ticker symbol, decimal precision, total supply (in token units), and current USD price sourced from on-chain/oracle data. Useful for token identification, valuation, and metadata enrichment.","failureModes":["Invalid or non-ERC-20 contract address returns an error or empty metadata","Contract exists but has no price feed — USD price field may be null or zero","Wrong network specified (Base vs Ethereum) causes mismatched or failed lookup","Payment failure via x402/USDC results in 402 Payment Required response","Rate limiting or RPC node issues may cause intermittent failures"],"whenToPreferThis":"Choose this endpoint when you need a single, comprehensive ERC-20 token metadata report (name, symbol, decimals, supply, and USD price) for a known contract address on Base or Ethereum, without needing to query multiple separate APIs. It is particularly well-suited for DeFi agents, portfolio trackers, and token verification flows that require structured on-chain data with minimal setup and pay-per-call USDC pricing.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:46:57.205Z","isFirstParty":false}