Sei does not support blob transactions. Calling eth_blobBaseFee returns error code -32601 with the message the method eth_blobBaseFee does not exist/is not available.

Parameters

This method does not accept any parameters

Returns

result

string

The expected base fee in wei, represented in hexadecimal format

Request

1
curl https://docs-demo.sei-pacific.quiknode.pro/ \
2
  -X POST \
3
  -H "Content-Type: application/json" \
4
  --data '{"method":"eth_blobBaseFee","params":[],"id":1,"jsonrpc":"2.0"}'
5

1
curl https://docs-demo.sei-pacific.quiknode.pro/ \
2
  -X POST \
3
  -H "Content-Type: application/json" \
4
  --data '{"method":"eth_blobBaseFee","params":[],"id":1,"jsonrpc":"2.0"}'
5

1
require 'eth'
2

3
client = Eth::Client.create 'https://docs-demo.sei-pacific.quiknode.pro/'
4
payload = {
5
    "jsonrpc": "2.0",
6
    "method": "eth_blobBaseFee",
7
    "params": [],
8
    "id": "1"
9
}
10

11
response = client.send(payload.to_json)
12
puts response
13

1
require 'eth'
2

3
client = Eth::Client.create 'https://docs-demo.sei-pacific.quiknode.pro/'
4
payload = {
5
    "jsonrpc": "2.0",
6
    "method": "eth_blobBaseFee",
7
    "params": [],
8
    "id": "1"
9
}
10

11
response = client.send(payload.to_json)
12
puts response
13

1
import { ethers } from "ethers";
2
(async () => {
3
  const provider = new ethers.JsonRpcProvider("https://docs-demo.sei-pacific.quiknode.pro/");
4
  const response = await provider.send("eth_blobBaseFee", []);
5
  console.log(response);
6
})();
7

1
import { ethers } from "ethers";
2
(async () => {
3
  const provider = new ethers.JsonRpcProvider("https://docs-demo.sei-pacific.quiknode.pro/");
4
  const response = await provider.send("eth_blobBaseFee", []);
5
  console.log(response);
6
})();
7

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

4
var raw = JSON.stringify({
5
  "method": "eth_blobBaseFee",
6
  "params": [],
7
  "id": 1,
8
  "jsonrpc": "2.0"
9
});
10

11
var requestOptions = {
12
  method: 'POST',
13
  headers: myHeaders,
14
  body: raw,
15
  redirect: 'follow'
16
};
17

18
fetch("https://docs-demo.sei-pacific.quiknode.pro/", requestOptions)
19
  .then(response => response.text())
20
  .then(result => console.log(result))
21
  .catch(error => console.log('error', error));
22

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

4
var raw = JSON.stringify({
5
  "method": "eth_blobBaseFee",
6
  "params": [],
7
  "id": 1,
8
  "jsonrpc": "2.0"
9
});
10

11
var requestOptions = {
12
  method: 'POST',
13
  headers: myHeaders,
14
  body: raw,
15
  redirect: 'follow'
16
};
17

18
fetch("https://docs-demo.sei-pacific.quiknode.pro/", requestOptions)
19
  .then(response => response.text())
20
  .then(result => console.log(result))
21
  .catch(error => console.log('error', error));
22

1
import requests
2
import json
3

4
url = "https://docs-demo.sei-pacific.quiknode.pro/"
5

6
payload = json.dumps({
7
  "method": "eth_blobBaseFee",
8
  "params": [],
9
  "id": 1,
10
  "jsonrpc": "2.0"
11
})
12
headers = {
13
  'Content-Type': 'application/json'
14
}
15

16
response = requests.request("POST", url, headers=headers, data=payload)
17

18
print(response.text)
19

1
import requests
2
import json
3

4
url = "https://docs-demo.sei-pacific.quiknode.pro/"
5

6
payload = json.dumps({
7
  "method": "eth_blobBaseFee",
8
  "params": [],
9
  "id": 1,
10
  "jsonrpc": "2.0"
11
})
12
headers = {
13
  'Content-Type': 'application/json'
14
}
15

16
response = requests.request("POST", url, headers=headers, data=payload)
17

18
print(response.text)
19

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

5
url = URI("https://docs-demo.sei-pacific.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_blobBaseFee",
14
  "params": [],
15
  "id": 1,
16
  "jsonrpc": "2.0"
17
})
18

19
response = https.request(request)
20
puts response.read_body
21

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

5
url = URI("https://docs-demo.sei-pacific.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_blobBaseFee",
14
  "params": [],
15
  "id": 1,
16
  "jsonrpc": "2.0"
17
})
18

19
response = https.request(request)
20
puts response.read_body
21

1
from web3 import Web3, HTTPProvider
2
provider = Web3.HTTPProvider("https://docs-demo.sei-pacific.quiknode.pro/")
3
result = provider.make_request('eth_blobBaseFee', [])
4
print(result)
5

1
from web3 import Web3, HTTPProvider
2
provider = Web3.HTTPProvider("https://docs-demo.sei-pacific.quiknode.pro/")
3
result = provider.make_request('eth_blobBaseFee', [])
4
print(result)
5

Response

1
{
2
  "jsonrpc": "2.0",
3
  "id": 1,
4
  "error": {
5
    "code": -32601,
6
    "message": "the method eth_blobBaseFee does not exist/is not available"
7
  }
8
}

1
{
2
  "jsonrpc": "2.0",
3
  "id": 1,
4
  "error": {
5
    "code": -32601,
6
    "message": "the method eth_blobBaseFee does not exist/is not available"
7
  }
8
}

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