{"uid":"cap_SN9a9voOIQABhqv6TC9w5","slug":"evm-chain-balance-lookup-europe-germany-hub-62511bb9","name":"EVM Chain Balance Lookup (Europe/Germany Hub)","description":"Pay-per-call website uptime/latency/TLS checks and fetch-to-Markdown, measured from Hub Europe (Germany). USDC on Base via x402. No account or API key.","url":"https://owlorangejuice.bar:8443/v1/chain/balance?utm_source=zero.xyz","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":["chain","address"],"properties":{"chain":{"type":"string","example":"base","description":"base or ethereum"},"address":{"type":"string","example":"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045","description":"0x EVM address"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"block":36000000,"chain":"base","nonce":5,"address":"0x...","balance_eth":"0.0123","balance_wei":"12300000000000000"}},"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_OSoCVtcfkh6AI22QIKp8S","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":"Returns the current ETH balance, nonce, and block info for any EVM address on Base or Ethereum, queried from a European node, paid per-call via x402/USDC.","exampleAgentPrompt":"What's the current ETH balance and nonce for wallet 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045 on Base?","exampleUseCases":[{"title":"DeFi bot pre-trade balance check","prompt":"Before executing the swap, check the ETH balance for 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045 on Base so I know if we have enough gas."},{"title":"Wallet monitoring for funding confirmation","prompt":"Has wallet 0xAbCd1234567890abcdef1234567890ABCDEF1234 on Ethereum received any ETH yet? Show me the current balance."},{"title":"Nonce lookup for transaction sequencing","prompt":"What's the current nonce for address 0x742d35Cc6634C0532925a3b8D4C9B0F5e6a7b8c9 on Base so I can construct the next transaction correctly?"}],"resultDescription":"Returns a JSON object with the queried address, chain name, current ETH balance in both ETH and wei units, the account nonce, and the latest block number at time of query.","failureModes":["Invalid or malformed 0x address returns an error","Unsupported chain value (not 'base' or 'ethereum') returns an error","Payment failure via x402 (insufficient USDC or wallet not configured) blocks the request","Network timeout from the European node if the target chain is congested","Missing required queryParams (chain or address) results in a validation error"],"whenToPreferThis":"Choose this endpoint when you need a quick, no-account, pay-per-call EVM balance lookup from a European vantage point, especially useful for agents needing to check Base chain balances without managing API keys or subscriptions. Prefer it over Infura/Alchemy when you want micropayment-based access (x402/USDC) with no signup friction and European latency.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-27T12:44:11.746Z","isFirstParty":false,"canonicalSlug":"evm-chain-balance-lookup-europe-germany-hub-62511bb9"}