eth_estimateGas RPC Method

Parameters

transaction

object

from

string

REQUIRED

gas

integer

gasPrice

integer

value

integer

data

string

blockNumber

string

Returns

quantity

Request

curl https://docs-demo.optimism.quiknode.pro/ \
  -X POST \
  -H "Content-Type: application/json" \
  --data '{"method":"eth_estimateGas","params":[{"from":"0x8D97689C9818892B700e27F316cc3E41e17fBeb9","to":"0xd3CdA913deB6f67967B99D67aCDFa1712C293601","value":"0x186a0"}],"id":1,"jsonrpc":"2.0"}'

require 'eth'

client = Eth::Client.create 'https://docs-demo.optimism.quiknode.pro/'
payload = {
    "jsonrpc": "2.0",
    "method": "eth_estimateGas",
    "params": [{"from":"0x8D97689C9818892B700e27F316cc3E41e17fBeb9","to":"0xd3CdA913deB6f67967B99D67aCDFa1712C293601","value":"0x186a0"}],
    "id": "1"
}

response = client.send(payload.to_json)
puts response

const ethers = require("ethers");
(async () => {
  const provider = new ethers.providers.JsonRpcProvider("https://docs-demo.optimism.quiknode.pro/");
  const estimate = await provider.estimateGas({
    from: "0x8D97689C9818892B700e27F316cc3E41e17fBeb9",
    to: "0xd3CdA913deB6f67967B99D67aCDFa1712C293601",
    value: 1,
  });
  console.log(estimate);
})();

from web3 import Web3, HTTPProvider
w3 = Web3(HTTPProvider('https://docs-demo.optimism.quiknode.pro/'))
estimate = w3.eth.estimate_gas({"from":"0x8D97689C9818892B700e27F316cc3E41e17fBeb9","to":"0xd3CdA913deB6f67967B99D67aCDFa1712C293601","value":"0x186a0"})
print(estimate)

import { Core } from '@quicknode/sdk'

const core = new Core({
  endpointUrl: "https://docs-demo.optimism.quiknode.pro/",
})

core.client
    .estimateGas({
      account,
      to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
      value: parseEther('1')
    })
    .then(res => console.log(res))

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eth_estimateGas RPC Method

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Parameters

Returns