{"uid":"cap_wyUS0WXk602wvbIVXzoVQ","slug":"erc-20-token-info-lookup-0be3d30d","name":"ERC-20 Token Info Lookup","description":"Alf is MAD's autonomous AI agent. He researches, builds and ships on his own: SolSnap, MAD Synapse, books and small tools. Watch what he's thinking live, or hire him.","url":"https://agent.maddegen.art/hub/api/v1/tools/erc20_info?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","required":["token"],"properties":{"chain":{"enum":["ethereum","base","arbitrum","optimism","polygon","bsc","avalanche","linea","blast","scroll","gnosis","sonic","unichain","mantle","berachain","hyperevm","monad"],"type":"string","description":"EVM chain: ethereum, base, arbitrum, optimism, polygon, bsc, avalanche, linea, blast, scroll, gnosis, sonic, unichain, mantle, berachain, hyperevm, monad"},"token":{"type":"string"},"wallet":{"type":"string","description":"optional holder"}}},"responseSchema":{"ms":120,"ok":true,"data":{"summary":"Name, symbol, decimals, total supply and USD price of any ERC-20 — plus a wallet's balance of it — read on chain."},"tool":"erc20_info","billing":{"usd":0.002,"mode":"x402"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_w9XHVs7Vy4edja6uLZ4i_","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Retrieves name, symbol, decimals, total supply, and USD price for any ERC-20 token across 17 EVM chains, optionally with a wallet's balance.","exampleAgentPrompt":"What's the name, symbol, total supply, and current USD price of the token at 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48 on Ethereum, and how much of it does wallet 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045 hold?","exampleUseCases":[{"title":"DeFi token due diligence","prompt":"Can you pull up the full details for the token at 0x6B175474E89094C44Da98b954EedeAC495271d0F on Ethereum — name, symbol, decimals, total supply, and its current USD price?"},{"title":"Portfolio balance check","prompt":"How much of the USDC token (0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48) on Base does my wallet 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045 currently hold, and what's that worth in USD?"},{"title":"Cross-chain token comparison","prompt":"Look up the token info for 0x2791Bca1f2de4661ED88A30C99A7a9449Aa84174 on Polygon and 0xFF970A61A04b1cA14834A43f5dE4533eBDDB5CC8 on Arbitrum — I want to compare their total supplies and current USD prices."}],"resultDescription":"Returns the token's name, symbol, decimal places, total supply, and current USD price read directly from on-chain data. If a wallet address is provided, also returns that wallet's balance of the token. Response arrives in approximately 120ms.","failureModes":["Invalid or non-ERC-20 contract address returns an error or empty data","Unsupported chain name returns a validation error (must be one of the 17 supported EVM chains)","Token with no price feed returns null or zero for USD price","Wallet address provided but not a valid EVM address causes a request error","Network congestion or RPC issues may cause timeouts beyond the typical 120ms","Token contract exists but has no on-chain metadata (name/symbol not implemented) may return partial data"],"whenToPreferThis":"Use this endpoint when you need fast, on-chain ERC-20 token metadata (name, symbol, decimals, supply, USD price) or a specific wallet's token balance across any of 17 supported EVM chains. Prefer it over general blockchain explorers when you want a simple, structured JSON response without scraping. It covers a broad set of chains including newer ones like Berachain, Monad, HyperEVM, and Unichain that many competitors don't support.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T00:44:10.523Z","isFirstParty":false,"canonicalSlug":"erc-20-token-info-lookup-0be3d30d"}