eth_estimateGas

Over HTTPS, Hyperliquid Mainnet returns the latest state for this method whatever block parameter you pass; a request for a past block does not fail, it answers with current data. Over WebSocket the request is served by nanoreth and a past block returns historical state.

Parameters

from - [optional] String of the address the transaction is sent from.

to - [optional] String of the address the transaction is directed to.

gas - [optional] Integer of the gas provided for the transaction execution.

gasprice - [optional] Integer of the gasPrice used for each paid gas encoded as a hexadecimal.

value - [optional] Integer of the value sent with this transaction encoded as a hexadecimal.

data - [optional] String of the hash of the method signature and encoded parameters. For more information, see the Contract ABI description in the Solidity documentation.

QUANTITY | TAG - [optional] integer block number, or the string "latest", "earliest" or "pending", see the default block parameter

Returns

String - hex string value representing an integer of the amount of gas units used.

// Result
{
  "id":1,
  "jsonrpc": "2.0",
  "result": "0x5208" // 21000
}

curl https://mainnet.hyperliquid.validationcloud.io/v1/<YOUR_API_KEY_HERE>/evm \
    -X POST \
    -H "Content-Type: application/json" \
    -d '{"jsonrpc":"2.0","method":"eth_estimateGas","params":[{"from":"0x6b9e773128f453f5c2c60935ee2de2cbc5390a24","to":"0x5555555555555555555555555555555555555555","value":"0x1"}],"id":1}'

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