{"uid":"cap_LvyhkuzAwb3K2vrqsNhIc","slug":"on-chain-native-balance-lookup-by-chain-and-address-c4886f5c","name":"On-Chain Native Balance Lookup by Chain and Address","description":"Real-device, multi-region site verification with screenshot proof, live Pocket Network Shannon relay-demand/tokenomics/validator-security data, and on-chain RPC snapshots across 38 chains -- Ethereum, Solana, BSC, and peaq natively, plus 34 more EVM chains via Pocket Network's free public gateway (Arbitrum, Base, Optimism, Polygon, Avalanche, zkSync, Linea, Scroll, Gnosis, and more) -- 54 metered x402 routes, priced and settled per call in USDC. Migrating to Acurast decentralized cloud compute for censorship-resistant hosting -- stay tuned.","url":"https://organiccryptoyyc.com:8443/v1/chain/%7Bchain%7D/balance/%7Baddress%7D","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"chain":"base","native":1.2345,"address":"0x...","chainName":"Base"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.008","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":"$0.008/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.008","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.008","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_-tTPp6CjtZ6R8UYxvCZ6N","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.008","costPer":"request","priority":0,"asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the native token balance for a given wallet address on a specified blockchain, supporting 38 chains via Pocket Network and direct integrations","exampleAgentPrompt":"What's the native token balance for wallet address 0xAbCd1234... on Base right now?","exampleUseCases":[{"title":"DeFi portfolio native balance check","prompt":"Can you look up the native ETH balance for wallet 0x1234abcd5678efgh on Ethereum mainnet?"},{"title":"Multi-chain wallet audit","prompt":"Check the native token balance for address 0xDeadBeef... on Arbitrum — I want to know how much ETH is sitting there."},{"title":"Solana wallet balance verification","prompt":"What's the current SOL balance for this Solana wallet address: ABC123xyz456... ?"}],"resultDescription":"A JSON object containing the queried chain identifier, the chain's human-readable name, the queried wallet address, and the native token balance as a decimal number (e.g. {\"chain\":\"base\",\"chainName\":\"Base\",\"address\":\"0x...\",\"native\":1.2345}).","failureModes":["Invalid or unsupported chain identifier returns an error or empty response","Malformed wallet address (wrong format for the chain) returns an error","Address with zero balance returns native: 0, which may be confused with an error","RPC node temporarily unavailable for a specific chain causes timeout or 503","Payment not settled in USDC via x402 returns 402 Payment Required","Rate limiting if metered quota exceeded"],"whenToPreferThis":"Choose this endpoint when you need a quick, pay-per-call native token balance lookup across any of 38 supported chains without managing your own RPC infrastructure. It is especially useful for multi-chain coverage via Pocket Network's decentralized gateway, supporting Ethereum, Solana, BSC, peaq natively plus 34 EVM chains. Prefer it over self-hosted RPC when cost-per-call billing ($0.008 USDC) is acceptable and you need broad chain coverage without API key management.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T00:45:24.717Z","isFirstParty":false}