{"uid":"cap_0TunJjPRsmdv7dNj9tHn9","slug":"x402-toolbox-eth-balances-9af0487d","name":"x402-toolbox ETH Balances","description":"309 deterministic pay-per-call tools for AI agents over x402 (USDC, Base). No signup, no API key: the payment is the identity.","url":"https://x402-toolbox.shablony-pro.workers.dev/chain/eth-balances?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"schema":{"type":"string"}}},"responseSchema":{"type":"json","example":{"ok":true,"paid":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_2vpL2jVjh9_DPg8eCzmyp","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":"Fetches Ethereum wallet balances for one or more addresses via a pay-per-call x402 micropayment endpoint","exampleAgentPrompt":"What's the current ETH balance for wallet address 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045?","exampleUseCases":[{"title":"Portfolio ETH balance check","prompt":"Can you check the ETH balance on my wallet 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045 right now?"},{"title":"DeFi agent treasury monitoring","prompt":"Look up the ETH balance for our DAO treasury address 0xBE0eB53F46cd790Cd13851d5EFf43D12404d33E8 so I can see how much we have on hand."},{"title":"Verify counterparty funds before trade","prompt":"Before I proceed with this OTC deal, can you verify the ETH balance on address 0xAb5801a7D398351b8bE11C439e05C5B3259aeC9B to confirm they have enough funds?"}],"resultDescription":"Returns a JSON object with ok and paid status flags along with the ETH balance data for the queried Ethereum address or addresses, sourced from on-chain state.","failureModes":["Invalid or malformed Ethereum address returns an error response","Payment not received or insufficient USDC results in 402 rejection","Network or RPC issues may cause lookup failures","Rate limits or worker timeouts on the Cloudflare edge can produce 5xx errors"],"whenToPreferThis":"Choose this endpoint when you need a no-signup, no-API-key way to query ETH balances on demand, paying only $0.002 USDC per call via x402 micropayment. Ideal for AI agents that need ephemeral, one-off balance checks without managing credentials or subscriptions.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T06:49:39.005Z","isFirstParty":false,"canonicalSlug":"x402-toolbox-eth-balances-9af0487d"}