{"uid":"cap_XwuIgDhyYTaOzdSMlwIU3","slug":"orbit-chain-reads-wallet-balance-a4d82bda","name":"Orbit Chain Reads: Wallet Balance","description":"Live EVM chain reads for agents across Base, Ethereum, Arbitrum, Optimism and Polygon: gas fees, wallet balances (native + USDC), transaction status, ERC-20 metadata and ENS resolution. Every answer is read from public RPC nodes at call time. $0.001 per call. By orbit-builder.","url":"https://orbit-chain.orbit-builder.workers.dev/v1/balance?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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":["address"],"properties":{"chain":{"type":"string","description":"base (default), ethereum, arbitrum, optimism, polygon, or all"},"address":{"type":"string","description":"0x EVM address"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"usdc":{"amount":"0","atomic":"0","contract":"0x8335…2913"},"chain":"base","native":{"wei":"123","amount":"0.000000000000000123","symbol":"ETH"},"address":"0x4200000000000000000000000000000000000006","tx_count":1,"is_contract":true,"eip7702_delegated":false}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_beeEH0TMWF-JbOoJrGfVh","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns native coin balance, USDC balance, transaction count, contract status, and explorer link for any EVM address on Base, Ethereum, Arbitrum, Optimism, or Polygon","exampleAgentPrompt":"What's the ETH and USDC balance of 0x4200000000000000000000000000000000000006 on Base right now, and is it a smart contract?","exampleUseCases":[{"title":"Portfolio balance snapshot across chains","prompt":"Can you check the ETH balance and USDC balance for 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045 on all five supported chains — Base, Ethereum, Arbitrum, Optimism, and Polygon?"},{"title":"Verify wallet is funded before transfer","prompt":"Before I send funds, can you confirm that 0xAbCd1234567890abcdef1234567890ABCDEF1234 on Arbitrum has any ETH and USDC balance, and tell me its transaction count?"},{"title":"Check if address is a contract","prompt":"Is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 on Base a smart contract or a regular wallet, and what's its current USDC balance?"}],"resultDescription":"A JSON object containing: the queried chain name, the EVM address, native coin balance in both wei and human-readable decimal form with symbol, USDC balance in both atomic and decimal form with the USDC contract address, transaction count (nonce), a boolean indicating whether the address is a contract, a boolean for EIP-7702 delegation status, and a block explorer link.","failureModes":["Invalid or malformed address returns an error response","Unsupported chain name returns an error","Public RPC downtime or rate-limiting may cause timeouts or failed reads","Address with zero activity still returns valid zero-balance response","Network congestion may cause stale or delayed RPC data"],"whenToPreferThis":"Choose this endpoint when you need a quick, multi-chain wallet balance lookup covering both native coin and USDC in a single call, especially when you also need contract detection or EIP-7702 delegation status. It is ideal for agents verifying wallet funding, auditing on-chain activity, or enriching user profile data with live blockchain state across the five most popular EVM networks. Prefer it over raw RPC calls when you want a structured, normalized response without managing multiple provider connections.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-30T07:03:04.079Z","isFirstParty":false,"canonicalSlug":"orbit-chain-reads-wallet-balance-a4d82bda"}