{"uid":"cap_57rGxL0htwkYpsjm2Fe96","slug":"x402-wallet-activity-summary-4c3a1508","name":"x402 Wallet Activity Summary","description":"USDC pay-per-call APIs for AI agents via the x402 protocol (v2, exact, Base mainnet). Send a request, receive HTTP 402 with payment requirements, pay with @x402/fetch or any x402 client, retry with the PAYMENT-SIGNATURE header.","url":"https://call402.com/api/wallet-activity-summary?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"chain":{"enum":["ethereum","base"],"type":"string","description":"Default ethereum"},"address":{"type":"string","description":"EVM wallet address"}}},"responseSchema":{"type":"json","example":{"chain":"ethereum","address":"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045","sources":[{"ok":true,"name":"blockscout"}],"anomalies":[],"top_tokens":[],"data_quality":"full","native_balance":{"amount":"5.769725","symbol":"ETH"},"recent_activity":[],"tx_count_recent":20}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_satCy6kP2pMwG2lBVxDBa","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a comprehensive activity summary for an EVM wallet address including native balance, top tokens, recent transactions, and anomaly detection on Ethereum or Base.","exampleAgentPrompt":"Can you pull up a wallet activity summary for 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045 on Ethereum — I want to see the balance, recent transactions, top tokens, and any anomalies?","exampleUseCases":[{"title":"Due diligence on a counterparty wallet","prompt":"Before I send funds to 0xAbCd1234...5678, can you summarize their on-chain activity on Ethereum — recent transactions, token holdings, native balance, and flag anything that looks suspicious?"},{"title":"Monitor a DeFi portfolio wallet","prompt":"Give me a full activity summary for my Base wallet 0x1234...abcd — I want to see my ETH balance, what tokens I've been moving around, and how many transactions I've made recently."},{"title":"Investigate anomalous wallet behavior","prompt":"I've seen some weird transfers from 0xDEAD...BEEF on Ethereum — can you pull a wallet activity summary and tell me if there are any detected anomalies in that address?"}],"resultDescription":"A JSON object containing the wallet address and chain, a list of data sources used (e.g. Blockscout) with their status, the native token balance (amount and symbol), a list of top tokens held, recent on-chain activity, a count of recent transactions, detected anomalies, and a data quality indicator ('full' or partial).","failureModes":["Invalid or malformed EVM address returns an error","Unsupported chain value (not 'ethereum' or 'base') returns validation error","HTTP 402 returned first call — agent must pay $0.05 USDC via x402 protocol before receiving data","Data source (e.g. Blockscout) unavailable may return partial data quality","Newly created or empty wallet may return empty activity arrays"],"whenToPreferThis":"Choose this endpoint when you need a quick, consolidated on-chain activity profile for an EVM wallet — especially when you want balance, recent transactions, token holdings, and anomaly detection in a single call. Prefer it over raw blockchain RPC calls or block explorers when you need structured, agent-ready JSON output with minimal integration effort and are comfortable with pay-per-call USDC micropayments via the x402 protocol.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-19T12:34:32.881Z","isFirstParty":false,"canonicalSlug":"x402-wallet-activity-summary-4c3a1508"}