{"slug":"chain-cyberwarex-com-balance-4c9175","title":"Native coin balance (ETH or POL) of any address on Base, Ethereum, Arbitrum, Opt","host":"chain.cyberwarex.com","method":"GET","resource":"https://chain.cyberwarex.com/balance","category":"market","description":"Native coin balance (ETH or POL) of any address on Base, Ethereum, Arbitrum, Optimism or Polygon, with USD value. One RPC read, no key, no node. Use it to check that a wallet is funded before sending, or to watch a counterparty balance.","price_listed":0.001,"price_asked":null,"state":"effects","state_label":"Not tested: has real-world effects","checks_7d":0,"answered_7d":0,"latency_ms_median":null,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"address":"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045","chain":"base"},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"additionalProperties":false,"properties":{"address":{"description":"Wallet or contract address.","pattern":"^0x[a-fA-F0-9]{40}$","type":"string"},"chain":{"default":"base","description":"EVM chain to query.","enum":["base","ethereum","arbitrum","optimism","polygon"],"type":"string"}},"required":["address"],"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"properties":{"address":{"type":"string"},"balance":{"type":"number"},"chain":{"type":"string"},"symbol":{"type":"string"},"usd":{"description":"null if the price feed is down","type":["number","null"]},"wei":{"type":"string"}},"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[],"description_full":"Native coin balance (ETH or POL) of any address on Base, Ethereum, Arbitrum, Optimism or Polygon, with USD value. One RPC read, no key, no node. Use it to check that a wallet is funded before sending, or to watch a counterparty balance.","last_updated":"2026-10-21T06:04:19.722Z","schemes":["exact"]}