{"uid":"cap_rktCcrtGV0BUSSvx1TGP4","slug":"manylives-onchain-address-lookup-435a8d66","name":"ManyLives Onchain - Address Lookup","description":"Pay-per-call tools for people building AI agents: live web search and page contents, point-in-time crypto market data and news for backtests (no lookahead), verifiable track records of 1,000 crypto strategies locked on the Base network, company profiles, quick AI and batch prices. Ask us to turn a public website into a JSON endpoint. Pay per call, no account, free trial.","url":"https://api.manylives.me/paid/chain/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":{"type":"string","const":"GET"},"queryParams":{"type":"object","required":["address"],"properties":{"address":{"type":"string","examples":["0x4200000000000000000000000000000000000006"],"description":"0x... address on the Base network (required)"}}}}},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string","const":"json"},"example":{"type":"object","properties":{"eth":{"type":"string"},"kind":{"type":"string"},"name":{"type":"string"},"nonce":{"type":"number"},"owner":{"type":["null","string","number","object"]},"proxy":{"type":"boolean"},"symbol":{"type":"string"},"address":{"type":"string"},"standard":{"type":"string"},"bytecode_bytes":{"type":"number"},"usd_stablecoin":{"type":"string"}}}}}}},"responseSchema":{"type":"json","example":{"eth":"0","kind":"contract","name":"Wrapped Ether","nonce":1,"owner":null,"proxy":false,"symbol":"WETH","address":"0x…","standard":"ERC-20","bytecode_bytes":2041,"usd_stablecoin":"0"}},"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_OpM6ucyqCFGLD6sYqfBBD","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":"Looks up on-chain metadata for a given Base network address, returning contract type, token standard, name, symbol, bytecode size, and stablecoin classification.","exampleAgentPrompt":"Look up the on-chain metadata for 0x4200000000000000000000000000000000000006 on the Base network — I want to know what kind of address it is, what token standard it uses, and whether it's a stablecoin.","exampleUseCases":[{"title":"Identify unknown contract before trading","prompt":"Before my agent swaps into this token, can you look up 0xd9aAEc86B65D86f6A7B5B1b0c42FFA531710b6CA on Base and tell me if it's a legitimate ERC-20 contract, what it's called, and whether it's a proxy?"},{"title":"Stablecoin classification for portfolio logic","prompt":"I need to know if the Base address 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 is classified as a USD stablecoin — my agent needs this to decide how to allocate risk."},{"title":"Check wallet vs contract for routing","prompt":"Tell me whether 0x3fC91A3afd70395Cd496C647d5a6CC9D4B2b7FAD on Base is a wallet or a smart contract, and if it's a contract, what standard it follows and how big the bytecode is."}],"resultDescription":"Returns a JSON object with fields including: address, kind (wallet or contract), name, symbol, ERC standard, nonce, owner, proxy (boolean), bytecode_bytes, ETH balance, and usd_stablecoin classification. All fields reflect the current on-chain state of the given Base address.","failureModes":["Invalid or malformed address (not a valid 0x hex string) returns an error","Address not found or not deployed on Base returns empty or null fields","Network issues with Base RPC may cause transient failures","Non-Base addresses (e.g. Ethereum mainnet) may return incorrect or empty results","Rate limiting or payment failure may block the call"],"whenToPreferThis":"Use this endpoint when you need to classify, identify, or enrich a Base network address — especially to distinguish EOAs from contracts, identify token names/symbols and ERC standards, detect proxy contracts, or flag stablecoins. Prefer this over generic blockchain explorers when you need a structured, machine-readable JSON response optimized for AI agent consumption on the Base network specifically.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-10T12:42:49.041Z","isFirstParty":false,"canonicalSlug":"manylives-onchain-address-lookup-435a8d66"}