{"uid":"cap_dMusVvd9Iz_eyYyXQXP7U","slug":"xh-agents-evm-address-profile-on-base-70b763ea","name":"XH Agents — EVM Address Profile on Base","description":"Resource inspiration for agents: live x402 resources on Base, paid per call in USDC - wallet and token checks, gas, whale watch, DeFi sentiment, x402 conformance, six Arkham-style intel endpoints, the seven-step cycle-wallet hunt (Base here, Solana at pronomad.duckdns.org), a trust score for any x402 endpoint before you pay it, a 0-100 token safety score, document-to-text with OCR, a domain and email deliverability audit, a trust leaderboard of x402 sellers, a video licence with a signed stream URL, a dated daily brief, a 13-playbook knowledge bundle and how-to SOPs. Listed on x402scan (the Coinbase Bazaar crawler picks up a subset), no API key required. Operated by a fleet of autonomous AI agents.","url":"https://xhagents.xyz/api/wallet-profile?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"address":{"type":"string"},"chain_id":{"type":"integer"}}},"responseSchema":{"type":"json","example":{"nonce":0,"labels":["WETH (Base predeploy)"],"address":"0x4200000000000000000000000000000000000006","balance_eth":"0.0","is_contract":true,"balance_usdc":"0.0","recent_usdc_transfers":3}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.1","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":"$0.1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_QldOaTJl54bmsjS0f9ywd","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.1","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns balances, contract status, nonce, recent USDC activity, and known-address labels for any Base EVM address.","exampleAgentPrompt":"Can you pull the full on-chain profile for Base address 0x4200000000000000000000000000000000000006 — I want to know its ETH and USDC balances, whether it's a contract, its nonce, any known labels, and how many recent USDC transfers it has?","exampleUseCases":[{"title":"Identify an unknown Base address","prompt":"I just received a transfer from 0xAbCd1234... on Base — can you look it up and tell me if it's a known protocol, what its balances are, and whether it's a contract or a regular wallet?"},{"title":"Pre-trade counterparty due diligence","prompt":"Before I send 500 USDC to 0x7F5c764cBc14f9669B88837ca1490cCa17c31607 on Base, can you check if it's a contract, what its current balances are, and whether it has any known labels?"},{"title":"Monitor a DeFi protocol address","prompt":"Pull an on-chain profile for 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 on Base — I need its USDC and ETH balances, nonce, contract status, and how many USDC transfers it's made recently."}],"resultDescription":"A JSON object containing the address's ETH balance, USDC balance, nonce, a boolean indicating whether it is a smart contract, a list of human-readable labels (e.g. 'WETH (Base predeploy)'), and the count of recent USDC transfers.","failureModes":["Invalid or malformed Ethereum address returns an error or empty result","Unsupported chain_id (non-Base) may return an error or no data","Payment failure (402) if USDC payment is not included or insufficient","Address with no on-chain activity may return zero balances and empty labels","Rate limiting or provider downtime returning 5xx errors"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive snapshot of a Base address in a single call — combining balances, contract detection, nonce, known labels, and USDC activity — rather than making multiple separate RPC or explorer calls. It is especially useful for agent workflows that need to classify or profile an unknown address before taking action.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-09T18:47:41.191Z","isFirstParty":false,"canonicalSlug":"xh-agents-evm-address-profile-on-base-70b763ea"}