{"uid":"cap_-hZJRQq7yg8KAdkvDpPSU","slug":"riley-craig-x402-agent-store-crypto-wallet-holdings-lookup-2b7689ac","name":"Riley Craig x402 Agent Store — Crypto Wallet Holdings Lookup","description":"Look up any wallet's token holdings with live USD values: every ERC-20 position with amount, price, USD value and portfolio %, total portfolio value, top-position concentration, and spam/unpriced filtering. The 'bagcheck' call for copy-trading, risk, research and portfolio agents. Across Base, Ethereum, Optimism, Arbitrum, Polygon. Free upstream (Blockscout).","url":"https://x402-agent-store.rileycraig14.workers.dev/crypto/wallet","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":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["wallet"],"properties":{"chain":{"type":"string","description":"base|ethereum|optimism|arbitrum|polygon (default base)"},"wallet":{"type":"string","description":"Wallet address (0x...)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"holdings":{"type":"array"},"total_usd_value":{"type":"number"}}}}}}},"responseSchema":{"type":"json","example":{"holdings":[{"symbol":"ETH","usd_value":99826.71}],"token_count":23,"top_position":{"pct":54.2,"symbol":"ETH"},"total_usd_value":184220.45}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_A1Z6p0or9VnpKyozw6fev","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns token holdings, USD values, and portfolio breakdown for a given on-chain wallet address across multiple EVM chains","exampleAgentPrompt":"What tokens and total USD value does the wallet 0x1234...abcd hold on Base — show me the full holdings breakdown including the top position.","exampleUseCases":null,"resultDescription":"A JSON object containing an array of token holdings with symbol and USD value, total portfolio USD value, token count, and top position with symbol and percentage of portfolio.","failureModes":["Invalid wallet address format returns an error","Unsupported chain identifier results in a bad request","Wallet with no holdings returns empty holdings array","Network timeout or RPC unavailability causes a service error","Payment failure via x402 prevents the response from being returned"],"whenToPreferThis":"Use this endpoint when you need on-chain wallet portfolio data — token holdings and USD valuations — across EVM-compatible chains (Base, Ethereum, Optimism, Arbitrum, Polygon) without API key setup, paying per call in USDC via x402. Prefer this over general blockchain explorers when you need structured, agent-ready portfolio data with USD values rather than raw transaction history.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T18:34:23.057Z","isFirstParty":false}