eth_estimateGas

Calculates the exact amount of gas required, optimizing transaction efficiency and preventing out-of-gas errors

Request

Examples

curl --request POST \
     --url https://rpc.xone.org \
     --header 'accept: application/json' \
     --header 'content-type: application/json' \
     --data '
{
  "id": 1,
  "jsonrpc": "2.0",
  "method": "eth_estimateGas",
  "params": [
    {
      "to": "0xd46e8dd67c5d32be8058bb8eb970870f07244567",
      "gas": "0x0",
      "gasPrice": "0x9184e72a000",
      "value": "0x0",
      "data": "0x"
    },
    {
      "to": "0xd46e8dd67c5d32be8058bb8eb970870f07244567",
      "gas": "0x0",
      "gasPrice": "0x9184e72a000",
      "value": "0x0",
      "data": "0x"
    }
  ]
}
'

Response

200 OK

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": "0xb1770efb14906e509893b6190359658208ae64d0c56e22f748a1b0869885559e"
}

Request params

Name	Type	Description
id	integer	Request identifier
jsonrpc	string	JSON-RPC version
method	string	API method name
Parameters	array
transaction	object
object	object	A state override set, mapping addresses to their respective states. Each address maps to an object with:

Response

200

The estimated gas amount needed for the transaction, returned as a hexadecimal string.

Name	Type	Description
Parameters	object
id	integer
jsonrpc	string
result	string

eth_feeHistory eth_gasPrice