{"uid":"cap_ofEQT-Ld1KIbL9WbMYtXe","slug":"strale-wallet-balance-lookup-73af3943","name":"Strale Wallet Balance Lookup","description":"The trust layer for AI agents — 250+ independently tested data capabilities across 27 countries. Execute capabilities via REST, MCP, A2A, or x402 micropayments. Every call returns an audit record with cryptographic chain hashing.","url":"https://api.strale.io/x402/v2/wallet-balance-lookup","method":"GET","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.0216","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":"$0.0216/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0216","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0216","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_aRQ5217aNEoxY4V80HTzN","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.0216","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Looks up the native token balance of an Ethereum (or EVM-compatible) wallet address by chain ID","exampleAgentPrompt":"What's the current ETH balance for wallet address 0x742d35Cc6634C0532925a3b844Bc454e4438f44e on Ethereum mainnet?","exampleUseCases":[{"title":"Pre-transaction fund verification","prompt":"Before I send that payment, can you check whether wallet 0xAbC123...def456 has enough ETH on Ethereum mainnet to cover it?"},{"title":"Portfolio balance snapshot","prompt":"Check the native token balance for my wallet 0x742d35Cc6634C0532925a3b844Bc454e4438f44e on Ethereum — I want to know how much ETH I currently hold."},{"title":"Multi-chain balance audit","prompt":"Look up the native balance of wallet 0x1a2b3c4d5e6f7a8b9c0d1e2f3a4b5c6d7e8f9a0b on chain 137 — I need to confirm there's MATIC in there before proceeding."}],"resultDescription":"Returns the native token balance for the specified wallet address on the given EVM chain, along with a cryptographic audit record with chain hashing for provenance verification.","failureModes":["Invalid or malformed wallet address (non-0x format) returns an error","Unsupported chain_id results in an error or empty response","Address with zero balance may return 0 rather than an error","Network timeouts or RPC unavailability on the requested chain","Rate limiting or payment failure if USDC micropayment is not settled"],"whenToPreferThis":"Prefer this endpoint when you need a tamper-evident, auditable record of a wallet's native token balance — especially in compliance, trust, or agent-to-agent contexts where cryptographic proof of the lookup matters. It is particularly useful when you need balance data for EVM chains beyond Ethereum mainnet and want a unified REST/MCP/x402-compatible interface rather than querying an RPC node directly.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T01:19:00.802Z","isFirstParty":false}