Parameters

transaction

object

REQUIRED

The transaction call object:

from

string

The address from which the transaction is sent

to

string

REQUIRED

The address to which the transaction is addressed

gas

integer

The integer of gas provided for the transaction execution

gasPrice

integer

The integer of gasPrice used for each paid gas encoded as hexadecimal

value

integer

The integer of value sent with this transaction encoded as hexadecimal

data

string

The hash of the method signature and encoded parameters. For more information, see the Contract ABI description in the Solidity documentation.

Returns

quantity

string

The estimated amount of gas used

Request

1
curl https://docs-demo.hedera-testnet.quiknode.pro/ \
2
  -X POST \
3
  -H "Content-Type: application/json" \
4
  --data '{"method":"eth_estimateGas","params":[{"to":"0x047F8c7569B9beECaB790902BA29DaAD143041d7","data":"0x313ce567"}],"id":1,"jsonrpc":"2.0"}'

1
curl https://docs-demo.hedera-testnet.quiknode.pro/ \
2
  -X POST \
3
  -H "Content-Type: application/json" \
4
  --data '{"method":"eth_estimateGas","params":[{"to":"0x047F8c7569B9beECaB790902BA29DaAD143041d7","data":"0x313ce567"}],"id":1,"jsonrpc":"2.0"}'

1
require 'eth'
2

3
client = Eth::Client.create 'https://docs-demo.hedera-testnet.quiknode.pro/'
4
payload = {
5
    "jsonrpc": "2.0",
6
    "method": "eth_estimateGas",
7
    "params": [{"from":"0xd9275Eb8276E14b9e28d5f9B12e90dDAAF3586Ef","to":"0xD2374e67cf81135c220f3E806afdCd7Cab6515f2"}],
8
    "id": "1"
9
}
10

11
response = client.send(payload.to_json)
12
puts response

1
require 'eth'
2

3
client = Eth::Client.create 'https://docs-demo.hedera-testnet.quiknode.pro/'
4
payload = {
5
    "jsonrpc": "2.0",
6
    "method": "eth_estimateGas",
7
    "params": [{"from":"0xd9275Eb8276E14b9e28d5f9B12e90dDAAF3586Ef","to":"0xD2374e67cf81135c220f3E806afdCd7Cab6515f2"}],
8
    "id": "1"
9
}
10

11
response = client.send(payload.to_json)
12
puts response

1
import { ethers } from "ethers";
2
(async () => {
3
  const provider = new ethers.JsonRpcProvider("https://docs-demo.hedera-testnet.quiknode.pro/");
4
  const response = await provider.estimateGas({
5
    "from": "0xd9275Eb8276E14b9e28d5f9B12e90dDAAF3586Ef",
6
    "to": "0xD2374e67cf81135c220f3E806afdCd7Cab6515f2",
7
  });
8
  console.log(response);
9
})();

1
import { ethers } from "ethers";
2
(async () => {
3
  const provider = new ethers.JsonRpcProvider("https://docs-demo.hedera-testnet.quiknode.pro/");
4
  const response = await provider.estimateGas({
5
    "from": "0xd9275Eb8276E14b9e28d5f9B12e90dDAAF3586Ef",
6
    "to": "0xD2374e67cf81135c220f3E806afdCd7Cab6515f2",
7
  });
8
  console.log(response);
9
})();

1
var myHeaders = new Headers();
2
myHeaders.append("Content-Type", "application/json");
3

4
var raw = JSON.stringify({
5
  "method": "eth_estimateGas",
6
  "params": [
7
    {
8
      "to": "0x047F8c7569B9beECaB790902BA29DaAD143041d7",
9
      "data": "0x313ce567"
10
    }
11
  ],
12
  "id": 1,
13
  "jsonrpc": "2.0"
14
});
15

16
var requestOptions = {
17
  method: 'POST',
18
  headers: myHeaders,
19
  body: raw,
20
  redirect: 'follow'
21
};
22

23
fetch("https://docs-demo.hedera-testnet.quiknode.pro/", requestOptions)
24
  .then(response => response.text())
25
  .then(result => console.log(result))
26
  .catch(error => console.log('error', error));
27

1
var myHeaders = new Headers();
2
myHeaders.append("Content-Type", "application/json");
3

4
var raw = JSON.stringify({
5
  "method": "eth_estimateGas",
6
  "params": [
7
    {
8
      "to": "0x047F8c7569B9beECaB790902BA29DaAD143041d7",
9
      "data": "0x313ce567"
10
    }
11
  ],
12
  "id": 1,
13
  "jsonrpc": "2.0"
14
});
15

16
var requestOptions = {
17
  method: 'POST',
18
  headers: myHeaders,
19
  body: raw,
20
  redirect: 'follow'
21
};
22

23
fetch("https://docs-demo.hedera-testnet.quiknode.pro/", requestOptions)
24
  .then(response => response.text())
25
  .then(result => console.log(result))
26
  .catch(error => console.log('error', error));
27

1
import requests
2
import json
3

4
url = "https://docs-demo.hedera-testnet.quiknode.pro/"
5

6
payload = json.dumps({
7
  "method": "eth_estimateGas",
8
  "params": [
9
    {
10
      "to": "0x047F8c7569B9beECaB790902BA29DaAD143041d7",
11
      "data": "0x313ce567"
12
    }
13
  ],
14
  "id": 1,
15
  "jsonrpc": "2.0"
16
})
17
headers = {
18
  'Content-Type': 'application/json'
19
}
20

21
response = requests.request("POST", url, headers=headers, data=payload)
22

23
print(response.text)
24

1
import requests
2
import json
3

4
url = "https://docs-demo.hedera-testnet.quiknode.pro/"
5

6
payload = json.dumps({
7
  "method": "eth_estimateGas",
8
  "params": [
9
    {
10
      "to": "0x047F8c7569B9beECaB790902BA29DaAD143041d7",
11
      "data": "0x313ce567"
12
    }
13
  ],
14
  "id": 1,
15
  "jsonrpc": "2.0"
16
})
17
headers = {
18
  'Content-Type': 'application/json'
19
}
20

21
response = requests.request("POST", url, headers=headers, data=payload)
22

23
print(response.text)
24

1
require "uri"
2
require "json"
3
require "net/http"
4

5
url = URI("https://docs-demo.hedera-testnet.quiknode.pro/")
6

7
https = Net::HTTP.new(url.host, url.port)
8
https.use_ssl = true
9

10
request = Net::HTTP::Post.new(url)
11
request["Content-Type"] = "application/json"
12
request.body = JSON.dump({
13
  "method": "eth_estimateGas",
14
  "params": [
15
    {
16
      "to": "0x047F8c7569B9beECaB790902BA29DaAD143041d7",
17
      "data": "0x313ce567"
18
    }
19
  ],
20
  "id": 1,
21
  "jsonrpc": "2.0"
22
})
23

24
response = https.request(request)
25
puts response.read_body
26

1
require "uri"
2
require "json"
3
require "net/http"
4

5
url = URI("https://docs-demo.hedera-testnet.quiknode.pro/")
6

7
https = Net::HTTP.new(url.host, url.port)
8
https.use_ssl = true
9

10
request = Net::HTTP::Post.new(url)
11
request["Content-Type"] = "application/json"
12
request.body = JSON.dump({
13
  "method": "eth_estimateGas",
14
  "params": [
15
    {
16
      "to": "0x047F8c7569B9beECaB790902BA29DaAD143041d7",
17
      "data": "0x313ce567"
18
    }
19
  ],
20
  "id": 1,
21
  "jsonrpc": "2.0"
22
})
23

24
response = https.request(request)
25
puts response.read_body
26

1
from web3 import Web3, HTTPProvider
2
w3 = Web3(HTTPProvider('https://docs-demo.hedera-testnet.quiknode.pro/'))
3
estimate = w3.eth.estimate_gas({"from":"0xd9275Eb8276E14b9e28d5f9B12e90dDAAF3586Ef","to":"0xD2374e67cf81135c220f3E806afdCd7Cab6515f2"})
4
print(estimate)

1
from web3 import Web3, HTTPProvider
2
w3 = Web3(HTTPProvider('https://docs-demo.hedera-testnet.quiknode.pro/'))
3
estimate = w3.eth.estimate_gas({"from":"0xd9275Eb8276E14b9e28d5f9B12e90dDAAF3586Ef","to":"0xD2374e67cf81135c220f3E806afdCd7Cab6515f2"})
4
print(estimate)

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