{"slug":"apexfaucet-xyz-api-x402-evm-gas-estimate-4bcb31","title":"Gas estimate before you send, on Ethereum, Base, Arc or BNB Chain","host":"apexfaucet.xyz","method":"GET","resource":"https://apexfaucet.xyz/api/x402/evm-gas-estimate","category":"market","description":"Gas estimate before you send, on Ethereum, Base, Arc or BNB Chain: pass ?to=&from=&data=&value= and get the gas units, the gas price and the fee in the native coin, or the revert reason if the transaction would fail. Nothing is signed or sent.","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":2,"reported_payers_30d":2,"networks":["eip155:5042","eip155:56","eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"discoverable":true,"method":"GET","queryParams":{"chain":"base","data":"0x","from":"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045","to":"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045","value":"1000"},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"properties":{"method":{"enum":["GET"],"type":"string"},"queryParams":{"properties":{"chain":{"description":"Chain to read: ethereum, base, arc or bnb. Default ethereum.","enum":["ethereum","base","arc","bnb"],"type":"string"},"data":{"description":"Optional hex calldata.","type":"string"},"from":{"description":"Optional sender.","pattern":"^0x[0-9a-fA-F]{40}$","type":"string"},"to":{"description":"Recipient or contract.","pattern":"^0x[0-9a-fA-F]{40}$","type":"string"},"value":{"description":"Optional value in wei.","type":"string"}},"required":["to"],"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method","queryParams"],"type":"object"},"output":{"type":"object"}},"required":["input"],"type":"object"},"history":[],"description_full":"Gas estimate before you send, on Ethereum, Base, Arc or BNB Chain: pass ?to=&from=&data=&value= and get the gas units, the gas price and the fee in the native coin, or the revert reason if the transaction would fail. Nothing is signed or sent.","last_updated":"2026-10-15T01:34:33.62Z","schemes":["exact"]}