{"uid":"cap_RebBvuIMZLAHJ9HtZqWuA","slug":"evm-chain-balance-lookup-hub-europe-germany-3351b3f4","name":"EVM Chain Balance Lookup (Hub Europe, Germany)","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://cyberhill.ccwu.cc: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_qvgs1MmZcGUhjoANDfHBF","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 native token balance (ETH or equivalent) of an EVM wallet address on Base or Ethereum, including block height and nonce, paid via x402/USDC.","exampleAgentPrompt":"What's the current ETH balance of 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045 on Base? I need the balance in both ETH and wei, plus the latest block number.","exampleUseCases":[{"title":"Verify wallet has funds before payment","prompt":"Before I send that transaction, check if 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045 has enough ETH balance on Base to cover the gas — tell me the balance in ETH."},{"title":"Monitor DeFi treasury wallet balance","prompt":"What's the current native ETH balance of our treasury wallet 0xAbCd1234567890AbCd1234567890AbCd12345678 on Ethereum? Include the block number so I know how fresh the data is."},{"title":"Check wallet nonce for transaction ordering","prompt":"Can you look up the nonce for wallet address 0x1234567890abcdef1234567890abcdef12345678 on Base? I need to make sure my next transaction uses the right sequence number."}],"resultDescription":"A JSON object containing: the wallet address, chain name, current native token balance in ETH (as a decimal string) and in wei (as an integer string), the current block number at time of query, and the wallet's transaction nonce.","failureModes":["Invalid or malformed 0x address returns an error response","Unsupported chain value (anything other than 'base' or 'ethereum') returns a validation error","Network or node connectivity issues from the Germany hub may cause timeouts","Payment failure via x402/USDC will block the request before it executes","Missing required query parameters (chain or address) returns a 400-level error"],"whenToPreferThis":"Choose this endpoint when you need a quick, no-account-required native token balance check on Base or Ethereum for any EVM address, especially in automated agent workflows where signing up for a blockchain node provider is impractical. It is ideal for lightweight balance checks or nonce lookups without needing a full RPC provider integration. Not suitable for ERC-20 token balances or non-EVM chains.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T06:45:01.302Z","isFirstParty":false,"canonicalSlug":"evm-chain-balance-lookup-hub-europe-germany-3351b3f4"}