{"uid":"cap_8THi6_sxi3O7wAaED__y5","slug":"erc-20-token-balance-lookup-hub-europe-germany-77bc140b","name":"ERC-20 Token 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://rabbitholeshot.ccwu.cc:8443/v1/chain/erc20-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","token","address"],"properties":{"chain":{"type":"string","example":"base","description":"base or ethereum"},"token":{"type":"string","example":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","description":"ERC-20 contract address"},"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":{"raw":"12500000","symbol":"USDC","balance":"12.5","decimals":6}},"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_QAsNbzTiTDD5uHmyGiL0z","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 the ERC-20 token balance for a given wallet address and contract on Base or Ethereum, returned as a human-readable decimal and raw integer.","exampleAgentPrompt":"What's the USDC balance for wallet 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045 on Base — use contract 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913?","exampleUseCases":[{"title":"DeFi portfolio balance check","prompt":"Can you look up how much USDC is in wallet 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045 on Base? The USDC contract address is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913."},{"title":"Verify token receipt on-chain","prompt":"I just sent some tokens to 0xAbC1234...5678 on Ethereum — can you check the ERC-20 balance for contract 0xTokenContract... to confirm they arrived?"},{"title":"Automated wallet monitoring trigger","prompt":"Check the USDC balance on Base for address 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045 every hour and alert me if it drops below 5 USDC."}],"resultDescription":"Returns a JSON object with the token's human-readable decimal balance (e.g. '12.5'), the raw integer balance in smallest units (e.g. '12500000'), the token symbol (e.g. 'USDC'), and the number of decimals used.","failureModes":["Invalid or malformed wallet address returns an error","Unsupported chain value (not 'base' or 'ethereum') returns a validation error","Invalid ERC-20 contract address (non-existent contract) may return zero balance or error","Payment failure via x402 results in 402 response and no data returned","Network timeout from the European hub node causes request failure"],"whenToPreferThis":"Choose this endpoint when you need a quick, no-account-required ERC-20 balance lookup on Base or Ethereum mainnet, especially when operating in a pay-per-call model without wanting to manage API keys or subscriptions. It is ideal for agents that need occasional on-chain balance checks without committing to a full Web3 data provider.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T06:45:44.201Z","isFirstParty":false,"canonicalSlug":"erc-20-token-balance-lookup-hub-europe-germany-77bc140b"}