{"uid":"cap_QXsAy10-nNi4PMkp-SmjI","slug":"pennyrail-evm-address-label-lookup-9f82871b","name":"PennyRail EVM Address Label Lookup","description":"Machine-readable settlement service","url":"https://pennyrail.vercel.app/api/p/mini/evm.address-label--evm-address-label","method":"POST","headers":{},"bodySchema":{"type":"object","required":["input"],"properties":{"input":{"type":"object"}}},"responseSchema":{"type":"object","additionalProperties":true},"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_afEBHRsHbQ1gxUu5EB25z","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Resolves a human-readable label or name for a given EVM blockchain address","exampleAgentPrompt":"Can you look up the human-readable label for this EVM address: 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045? I want to know what entity or wallet name is associated with it.","exampleUseCases":[{"title":"Identify unknown wallet in transaction","prompt":"I see this address 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48 showing up in my transaction history — can you find the label or entity name for it so I know who I was transacting with?"},{"title":"Enrich DeFi analytics dashboard","prompt":"I'm building a DeFi analytics report and need human-readable labels for these contract addresses on EVM chains — start with 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D so I can display a proper name instead of a raw hex string."},{"title":"Flag suspicious address in compliance review","prompt":"During a compliance check I found this address 0x1f9840a85d5aF5bf1D1762F925BDADdC4201F984 — can you resolve its label so I can note the associated entity in my report?"}],"resultDescription":"Returns a label or human-readable name associated with the given EVM address, potentially including entity name, tag, or category classification for the address.","failureModes":["Address not found in label database — returns empty or null label","Invalid EVM address format in input — may return error or empty result","Unknown or newly created addresses with no label data — returns no label","Network or service availability issues returning 402 or 5xx errors","Payment failure due to insufficient USDC balance for the $0.002 per-call fee"],"whenToPreferThis":"Use this endpoint when you need a quick, pay-per-call resolution of EVM address labels without managing your own address database. Ideal for enriching transaction records, analytics pipelines, or compliance workflows where occasional address lookups are needed and a flat $0.002 micropayment model fits better than a subscription. Prefer alternatives if you need bulk batch resolution or real-time ENS name resolution specifically.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T07:21:42.210Z","isFirstParty":false}