{"uid":"cap_pSfwBWsuZzh1EmB-0tIjj","slug":"halowerk-kettenwerk-wallet-classifier-7ea5159c","name":"HALOWERK kettenwerk Wallet Classifier","description":"HALOWERK kettenwerk — bezahlte Endpunkte nach x402. Preise in USDC auf Base Mainnet.","url":"https://kette.netzhandwerker.de/wallet/classify","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"chains":{"type":"array","items":{"type":"string"},"maxItems":4,"description":"Chains to query. Default: ethereum, base, arbitrum, optimism."},"wallet":{"type":"string","description":"Wallet address, 0x followed by 40 hex characters."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.006","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":"$0.006/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.006","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.006","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_CqVuVToWO0b-Tgw8zeGG_","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.006","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Classifies a blockchain wallet address across multiple EVM chains (Ethereum, Base, Arbitrum, Optimism) to identify its type and activity profile","exampleAgentPrompt":"Can you classify the wallet 0x1234567890abcdef1234567890abcdef12345678 and tell me what type of account it is — check it on Ethereum, Base, and Arbitrum?","exampleUseCases":[{"title":"DeFi user wallet type check","prompt":"I need to know what kind of wallet 0xAbCd1234567890abcdef1234567890abcdef5678 is — is it a regular EOA, a contract, or something else? Check it on Ethereum and Base."},{"title":"Anti-bot screening for airdrop","prompt":"Before we send out airdrop tokens, can you classify these wallets to see if any of them look like bots or contracts? Start with 0xDEADBEEF1234567890abcdef1234567890abcdef on Arbitrum and Optimism."},{"title":"Compliance wallet profiling","prompt":"We need to profile the wallet 0x9999888877776666555544443333222211110000 across Ethereum, Base, Arbitrum, and Optimism for our KYC review — what type of wallet is it and how active is it?"}],"resultDescription":"Returns a classification of the queried wallet address, describing its type (e.g. EOA, smart contract, multisig) and activity characteristics across the specified EVM chains","failureModes":["Invalid wallet address format (not 0x + 40 hex chars) — likely a 400 error","Unsupported chain name passed in chains array","Wallet has no on-chain activity — may return empty or unknown classification","Payment failure via x402 protocol — endpoint returns 402 if USDC payment not completed","Too many chains requested (max 4) — request rejected"],"whenToPreferThis":"Choose this endpoint when you need to classify or profile a specific EVM wallet address across multiple chains simultaneously (Ethereum, Base, Arbitrum, Optimism) and want a lightweight, pay-per-call approach via x402 micropayments in USDC. Prefer this over general block explorers when you need structured classification data rather than raw transaction history.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:31:47.863Z","isFirstParty":false}