{"slug":"gpt55-558686-xyz-v1-tools-evm-wallet-balance-1f249a","title":"Read a public EVM wallet balance on Base or Ethereum and determine whether its B","host":"gpt55.558686.xyz","method":"GET","resource":"https://gpt55.558686.xyz/v1/tools/evm-wallet-balance","category":"market","description":"Read a public EVM wallet balance on Base or Ethereum and determine whether its Base USDC balance can cover a suggested $0.001 x402 payment. Returns a coherent provider snapshot, USDC runway, shortfall, native-gas presence, and a handoff to the full funding-readiness doctor without signing, broadcast","price_listed":0.001,"price_asked":0.001,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":759,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"address":"0x1111111111111111111111111111111111111111","network":"base"},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"pathParams":{"additionalProperties":true,"type":"object"},"queryParams":{"additionalProperties":false,"properties":{"address":{"pattern":"^0x[0-9a-fA-F]{40}$","type":"string"},"chain":{"enum":["base","ethereum","mainnet","eip155:8453","eip155:1","8453","1"],"type":"string"},"network":{"default":"base","enum":["base","ethereum","mainnet","eip155:8453","eip155:1","8453","1"],"type":"string"},"wallet":{"pattern":"^0x[0-9a-fA-F]{40}$","type":"string"}},"required":["address"],"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"additionalProperties":true,"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-09-24","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.001,"price_match":true,"latency_ms":759,"error":null}],"description_full":"Read a public EVM wallet balance on Base or Ethereum and determine whether its Base USDC balance can cover a suggested $0.001 x402 payment. Returns a coherent provider snapshot, USDC runway, shortfall, native-gas presence, and a handoff to the full funding-readiness doctor without signing, broadcasting, or handling private keys. Balance-only readiness does not prove client, signing, spend-cap, or retry capability. GET variant for agents, crawlers, and wallets that prefer query parameters over...","last_updated":"2026-08-12T15:49:00.141Z","schemes":["exact"]}