Parameters

blockCount

integer

REQUIRED

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newestBlock

string

REQUIRED

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rewardPercentiles

array

REQUIRED

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Returns

oldestBlock

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baseFeePerGas

Loading...

gasUsedRatio

Loading...

reward

Loading...

Request

1
curl -X POST "https://docs-demo.optimism.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.optimism.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.optimism.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.optimism.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.optimism.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.optimism.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.optimism.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.optimism.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 { QuicknodeSdk } from '@quicknode/sdk'
2

3
const qn = new QuicknodeSdk({})
4

5
const result = await qn.rpc.call(
6
  'eth_feeHistory',
7
  [
8
  4,
9
  "latest",
10
  [
11
    25,
12
    75
13
  ]
14
],
15
  undefined,
16
  'https://docs-demo.optimism.quiknode.pro/'
17
)
18

19
console.log(result)

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

3
const qn = new QuicknodeSdk({})
4

5
const result = await qn.rpc.call(
6
  'eth_feeHistory',
7
  [
8
  4,
9
  "latest",
10
  [
11
    25,
12
    75
13
  ]
14
],
15
  undefined,
16
  'https://docs-demo.optimism.quiknode.pro/'
17
)
18

19
console.log(result)

1
import asyncio
2
from quicknode_sdk import QuicknodeSdk, SdkFullConfig
3

4
async def main():
5
    qn = QuicknodeSdk(SdkFullConfig(api_key=None))
6
    result = await qn.rpc.call(
7
        "eth_feeHistory",
8
        [
9
            4,
10
            "latest",
11
            [
12
                25,
13
                75
14
            ]
15
        ],
16
        endpoint_url="https://docs-demo.optimism.quiknode.pro/",
17
    )
18
    print(result)
19

20
asyncio.run(main())

1
import asyncio
2
from quicknode_sdk import QuicknodeSdk, SdkFullConfig
3

4
async def main():
5
    qn = QuicknodeSdk(SdkFullConfig(api_key=None))
6
    result = await qn.rpc.call(
7
        "eth_feeHistory",
8
        [
9
            4,
10
            "latest",
11
            [
12
                25,
13
                75
14
            ]
15
        ],
16
        endpoint_url="https://docs-demo.optimism.quiknode.pro/",
17
    )
18
    print(result)
19

20
asyncio.run(main())

1
require "quicknode_sdk"
2

3
qn = QuicknodeSdk::SDK.from_config(api_key: nil)
4

5
result = qn.rpc.call(
6
  method: "eth_feeHistory",
7
  params: [
8
    4,
9
    "latest",
10
    [
11
      25,
12
      75
13
    ]
14
  ],
15
  endpoint_url: "https://docs-demo.optimism.quiknode.pro/"
16
)
17

18
puts result

1
require "quicknode_sdk"
2

3
qn = QuicknodeSdk::SDK.from_config(api_key: nil)
4

5
result = qn.rpc.call(
6
  method: "eth_feeHistory",
7
  params: [
8
    4,
9
    "latest",
10
    [
11
      25,
12
      75
13
    ]
14
  ],
15
  endpoint_url: "https://docs-demo.optimism.quiknode.pro/"
16
)
17

18
puts result

1
use quicknode_sdk::{QuicknodeSdk, SdkFullConfig};
2

3
#[tokio::main]
4
async fn main() -> Result<(), Box<dyn std::error::Error>> {
5
    let qn = QuicknodeSdk::new(&SdkFullConfig::keyless())?;
6
    let result = qn
7
        .rpc
8
        .call(
9
            "eth_feeHistory",
10
            Some(serde_json::json!([
11
    4,
12
    "latest",
13
    [
14
        25,
15
        75
16
    ]
17
])),
18
            None,
19
            Some("https://docs-demo.optimism.quiknode.pro/".into()),
20
        )
21
        .await?;
22

23
    println!("{result}");
24
    Ok(())
25
}

1
use quicknode_sdk::{QuicknodeSdk, SdkFullConfig};
2

3
#[tokio::main]
4
async fn main() -> Result<(), Box<dyn std::error::Error>> {
5
    let qn = QuicknodeSdk::new(&SdkFullConfig::keyless())?;
6
    let result = qn
7
        .rpc
8
        .call(
9
            "eth_feeHistory",
10
            Some(serde_json::json!([
11
    4,
12
    "latest",
13
    [
14
        25,
15
        75
16
    ]
17
])),
18
            None,
19
            Some("https://docs-demo.optimism.quiknode.pro/".into()),
20
        )
21
        .await?;
22

23
    println!("{result}");
24
    Ok(())
25
}

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.optimism.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.optimism.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.optimism.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.optimism.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.optimism.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.optimism.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": "0x26cb150",
6
    "reward": [
7
      [
8
        "0x0",
9
        "0xf4240"
10
      ],
11
      [
12
        "0x0",
13
        "0x1"
14
      ],
15
      [
16
        "0x0",
17
        "0xa"
18
      ],
19
      [
20
        "0x0",
21
        "0x1"
22
      ]
23
    ],
24
    "baseFeePerGas": [
25
      "0x7a120",
26
      "0x7a120",
27
      "0x7a120",
28
      "0x7a120",
29
      "0x7a120"
30
    ],
31
    "gasUsedRatio": [
32
      0.02304405,
33
      0.0192761,
34
      0.018757866666666668,
35
      0.019899216666666667
36
    ],
37
    "baseFeePerBlobGas": [
38
      "0x1",
39
      "0x1",
40
      "0x1",
41
      "0x1",
42
      "0x1"
43
    ],
44
    "blobGasUsedRatio": [
45
      0,
46
      0,
47
      0,
48
      0
49
    ]
50
  }
51
}

1
{
2
  "jsonrpc": "2.0",
3
  "id": 1,
4
  "result": {
5
    "oldestBlock": "0x26cb150",
6
    "reward": [
7
      [
8
        "0x0",
9
        "0xf4240"
10
      ],
11
      [
12
        "0x0",
13
        "0x1"
14
      ],
15
      [
16
        "0x0",
17
        "0xa"
18
      ],
19
      [
20
        "0x0",
21
        "0x1"
22
      ]
23
    ],
24
    "baseFeePerGas": [
25
      "0x7a120",
26
      "0x7a120",
27
      "0x7a120",
28
      "0x7a120",
29
      "0x7a120"
30
    ],
31
    "gasUsedRatio": [
32
      0.02304405,
33
      0.0192761,
34
      0.018757866666666668,
35
      0.019899216666666667
36
    ],
37
    "baseFeePerBlobGas": [
38
      "0x1",
39
      "0x1",
40
      "0x1",
41
      "0x1",
42
      "0x1"
43
    ],
44
    "blobGasUsedRatio": [
45
      0,
46
      0,
47
      0,
48
      0
49
    ]
50
  }
51
}

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