eth_feeHistory RPC Method

Parameters

blockCount

string/integer

REQUIRED

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newestBlock

string

REQUIRED

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rewardPercentiles

integer

REQUIRED

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Returns

object

object

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oldestBlock

string

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baseFeePerGas

array

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baseFeePerBlobGas

array

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gasUsedRatio

array

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blobGasUsedRatio

array

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reward

array

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Request

1
curl -X POST "https://docs-demo.katana-mainnet.quiknode.pro/" \
2
  -H "Content-Type: application/json" \
3
  -d '{
4
  "jsonrpc": "2.0",
5
  "method": "eth_feeHistory",
6
  "params": [
7
    "4",
8
    "latest",
9
    [
10
      25,
11
      75
12
    ]
13
  ],
14
  "id": 1
15
}'

1
curl -X POST "https://docs-demo.katana-mainnet.quiknode.pro/" \
2
  -H "Content-Type: application/json" \
3
  -d '{
4
  "jsonrpc": "2.0",
5
  "method": "eth_feeHistory",
6
  "params": [
7
    "4",
8
    "latest",
9
    [
10
      25,
11
      75
12
    ]
13
  ],
14
  "id": 1
15
}'

1
import { ethers } from "ethers";
2

3
async function main() {
4
    const provider = new ethers.JsonRpcProvider("https://docs-demo.katana-mainnet.quiknode.pro/");
5
    const response = await provider.send("eth_feeHistory", [
6
    "4",
7
    "latest",
8
    [
9
        25,
10
        75
11
    ]
12
]);
13
    console.log(response);
14
}
15

16
main();

1
import { ethers } from "ethers";
2

3
async function main() {
4
    const provider = new ethers.JsonRpcProvider("https://docs-demo.katana-mainnet.quiknode.pro/");
5
    const response = await provider.send("eth_feeHistory", [
6
    "4",
7
    "latest",
8
    [
9
        25,
10
        75
11
    ]
12
]);
13
    console.log(response);
14
}
15

16
main();

1
from web3 import Web3, HTTPProvider
2
w3 = Web3(HTTPProvider('https://docs-demo.katana-mainnet.quiknode.pro/'))
3
response = w3.provider.make_request("eth_feeHistory", ["4","latest",[25,75]])
4
print(response)

1
from web3 import Web3, HTTPProvider
2
w3 = Web3(HTTPProvider('https://docs-demo.katana-mainnet.quiknode.pro/'))
3
response = w3.provider.make_request("eth_feeHistory", ["4","latest",[25,75]])
4
print(response)

1
import { createPublicClient, http } from 'viem'
2

3
async function main() {
4
    const client = createPublicClient({
5
        transport: http('https://docs-demo.katana-mainnet.quiknode.pro/')
6
    })
7

8
    const result = await client.request({
9
        method: 'eth_feeHistory',
10
        params: [
11
          "4",
12
          "latest",
13
          [
14
            25,
15
            75
16
          ]
17
        ]
18
    })
19

20
    console.log(result)
21
}
22

23
main()

1
import { createPublicClient, http } from 'viem'
2

3
async function main() {
4
    const client = createPublicClient({
5
        transport: http('https://docs-demo.katana-mainnet.quiknode.pro/')
6
    })
7

8
    const result = await client.request({
9
        method: 'eth_feeHistory',
10
        params: [
11
          "4",
12
          "latest",
13
          [
14
            25,
15
            75
16
          ]
17
        ]
18
    })
19

20
    console.log(result)
21
}
22

23
main()

1
import { Core } from '@quicknode/sdk'
2

3
const core = new Core({
4
  endpointUrl: "https://docs-demo.katana-mainnet.quiknode.pro/",
5
})
6

7
core.client
8
  .request({
9
    method: 'eth_feeHistory',
10
    params: ["4","latest",[25,75]]
11
  })
12
  .then(res => console.log(res))

1
import { Core } from '@quicknode/sdk'
2

3
const core = new Core({
4
  endpointUrl: "https://docs-demo.katana-mainnet.quiknode.pro/",
5
})
6

7
core.client
8
  .request({
9
    method: 'eth_feeHistory',
10
    params: ["4","latest",[25,75]]
11
  })
12
  .then(res => console.log(res))

1
const body = {
2
    jsonrpc: '2.0',
3
    method: 'eth_feeHistory',
4
    params: ["4","latest",[25,75]],
5
    id: 1
6
}
7

8
async function main() {
9
    const response = await fetch('https://docs-demo.katana-mainnet.quiknode.pro/', {
10
        method: 'POST',
11
        headers: {'Content-Type': 'application/json'},
12
        body: JSON.stringify(body)
13
    })
14
    const data = await response.json()
15
    console.log(data)
16
}
17

18
main()

1
const body = {
2
    jsonrpc: '2.0',
3
    method: 'eth_feeHistory',
4
    params: ["4","latest",[25,75]],
5
    id: 1
6
}
7

8
async function main() {
9
    const response = await fetch('https://docs-demo.katana-mainnet.quiknode.pro/', {
10
        method: 'POST',
11
        headers: {'Content-Type': 'application/json'},
12
        body: JSON.stringify(body)
13
    })
14
    const data = await response.json()
15
    console.log(data)
16
}
17

18
main()

1
import requests
2
import json
3

4
url = "https://docs-demo.katana-mainnet.quiknode.pro/"
5

6
payload = json.dumps({
7
  "jsonrpc": "2.0",
8
  "method": "eth_feeHistory",
9
  "params": [
10
    "4",
11
    "latest",
12
    [
13
      25,
14
      75
15
    ]
16
  ],
17
  "id": 1
18
})
19
headers = {
20
  'Content-Type': 'application/json'
21
}
22

23
response = requests.request("POST", url, headers=headers, data=payload)
24

25
print(response.text)

1
import requests
2
import json
3

4
url = "https://docs-demo.katana-mainnet.quiknode.pro/"
5

6
payload = json.dumps({
7
  "jsonrpc": "2.0",
8
  "method": "eth_feeHistory",
9
  "params": [
10
    "4",
11
    "latest",
12
    [
13
      25,
14
      75
15
    ]
16
  ],
17
  "id": 1
18
})
19
headers = {
20
  'Content-Type': 'application/json'
21
}
22

23
response = requests.request("POST", url, headers=headers, data=payload)
24

25
print(response.text)

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

5
uri = URI("https://docs-demo.katana-mainnet.quiknode.pro/")
6

7
payload = {
8
  jsonrpc: "2.0",
9
  id: 1,
10
  method: "eth_feeHistory",
11
  params: ["4","latest",[25,75]]
12
}
13

14
request = Net::HTTP::Post.new(uri)
15
request["Content-Type"] = "application/json"
16
request.body = JSON.generate(payload)
17

18
response = Net::HTTP.start(uri.host, uri.port, use_ssl: true) do |http|
19
  http.request(request)
20
end
21

22
puts response.body

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

5
uri = URI("https://docs-demo.katana-mainnet.quiknode.pro/")
6

7
payload = {
8
  jsonrpc: "2.0",
9
  id: 1,
10
  method: "eth_feeHistory",
11
  params: ["4","latest",[25,75]]
12
}
13

14
request = Net::HTTP::Post.new(uri)
15
request["Content-Type"] = "application/json"
16
request.body = JSON.generate(payload)
17

18
response = Net::HTTP.start(uri.host, uri.port, use_ssl: true) do |http|
19
  http.request(request)
20
end
21

22
puts response.body

Response

1
{
2
  "jsonrpc": "2.0",
3
  "id": 1,
4
  "result": {
5
    "oldestBlock": "0x1b15f4f",
6
    "reward": [
7
      [
8
        "0x39386ce",
9
        "0x39386ce"
10
      ],
11
      [
12
        "0x0",
13
        "0x0"
14
      ],
15
      [
16
        "0x3ae238",
17
        "0x3ae238"
18
      ],
19
      [
20
        "0x0",
21
        "0x0"
22
      ],
23
      [
24
        "0x0",
25
        "0x0"
26
      ]
27
    ],
28
    "baseFeePerGas": [
29
      "0x32",
30
      "0x32",
31
      "0x32",
32
      "0x32",
33
      "0x32",
34
      "0x32"
35
    ],
36
    "gasUsedRatio": [
37
      0.012337691666666666,
38
      0.00038585,
39
      0.0017388583333333334,
40
      0.00038585,
41
      0.00038585
42
    ],
43
    "baseFeePerBlobGas": [
44
      "0x1",
45
      "0x1",
46
      "0x1",
47
      "0x1",
48
      "0x1",
49
      "0x1"
50
    ],
51
    "blobGasUsedRatio": [
52
      0,
53
      0,
54
      0,
55
      0,
56
      0
57
    ]
58
  }
59
}

1
{
2
  "jsonrpc": "2.0",
3
  "id": 1,
4
  "result": {
5
    "oldestBlock": "0x1b15f4f",
6
    "reward": [
7
      [
8
        "0x39386ce",
9
        "0x39386ce"
10
      ],
11
      [
12
        "0x0",
13
        "0x0"
14
      ],
15
      [
16
        "0x3ae238",
17
        "0x3ae238"
18
      ],
19
      [
20
        "0x0",
21
        "0x0"
22
      ],
23
      [
24
        "0x0",
25
        "0x0"
26
      ]
27
    ],
28
    "baseFeePerGas": [
29
      "0x32",
30
      "0x32",
31
      "0x32",
32
      "0x32",
33
      "0x32",
34
      "0x32"
35
    ],
36
    "gasUsedRatio": [
37
      0.012337691666666666,
38
      0.00038585,
39
      0.0017388583333333334,
40
      0.00038585,
41
      0.00038585
42
    ],
43
    "baseFeePerBlobGas": [
44
      "0x1",
45
      "0x1",
46
      "0x1",
47
      "0x1",
48
      "0x1",
49
      "0x1"
50
    ],
51
    "blobGasUsedRatio": [
52
      0,
53
      0,
54
      0,
55
      0,
56
      0
57
    ]
58
  }
59
}

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