{"slug":"api-vextorium-com-v1-evm-utils-e1a525","title":"EVM developer utilities","host":"api.vextorium.com","method":"POST","resource":"https://api.vextorium.com/v1/evm-utils","category":"code","description":"EVM developer utilities: keccak256 hash, function selector from a signature, EIP-55 checksum address and wei/gwei/ether conversion.","price_listed":0.003,"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":["eip155:10","eip155:5042","eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"body":{"trade":"selector","value":"transfer(address,uint256)"},"bodyType":"json","method":"POST","type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"properties":{"a":{"description":"Target unit for convertir","enum":["wei","gwei","ether"],"type":"string"},"from":{"description":"Source unit for convertir","enum":["wei","gwei","ether"],"type":"string"},"trade":{"description":"Operation","enum":["keccak256","selector","checksum","convert"],"type":"string"},"value":{"description":"Input value (text, hex, signature, address or number)","type":"string"}},"required":["trade","value"]},"bodyType":{"enum":["json","form-data","text"],"type":"string"},"method":{"enum":["POST"],"type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method","bodyType","body"],"type":"object"},"output":{"properties":{"example":{"properties":{"input":{"type":["string","null"]},"result":{"type":["string","null"]},"trade":{"type":["string","null"]}},"type":["object","null"]},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[],"description_full":"EVM developer utilities: keccak256 hash, function selector from a signature, EIP-55 checksum address and wei/gwei/ether conversion.","last_updated":"2026-10-03T20:30:52.875Z","schemes":["exact"]}