eth_newBlockFilter RPC Method

Parameters

This method does not accept any parameters

Returns

result

string

Loading...

Request

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curl -X POST "https://docs-demo.katana-mainnet.quiknode.pro/" \
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  -H "Content-Type: application/json" \
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  -d '{
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  "jsonrpc": "2.0",
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  "method": "eth_newBlockFilter",
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  "params": [],
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  "id": 1
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}'

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curl -X POST "https://docs-demo.katana-mainnet.quiknode.pro/" \
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  -H "Content-Type: application/json" \
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  -d '{
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  "jsonrpc": "2.0",
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  "method": "eth_newBlockFilter",
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  "params": [],
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  "id": 1
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}'

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import { ethers } from "ethers";
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async function main() {
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    const provider = new ethers.JsonRpcProvider("https://docs-demo.katana-mainnet.quiknode.pro/");
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    const response = await provider.send("eth_newBlockFilter", []);
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    console.log(response);
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}
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main();

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import { ethers } from "ethers";
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async function main() {
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    const provider = new ethers.JsonRpcProvider("https://docs-demo.katana-mainnet.quiknode.pro/");
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    const response = await provider.send("eth_newBlockFilter", []);
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    console.log(response);
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}
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main();

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from web3 import Web3, HTTPProvider
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w3 = Web3(HTTPProvider('https://docs-demo.katana-mainnet.quiknode.pro/'))
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response = w3.provider.make_request("eth_newBlockFilter", [])
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print(response)

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from web3 import Web3, HTTPProvider
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w3 = Web3(HTTPProvider('https://docs-demo.katana-mainnet.quiknode.pro/'))
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response = w3.provider.make_request("eth_newBlockFilter", [])
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print(response)

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import { createPublicClient, http } from 'viem'
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async function main() {
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    const client = createPublicClient({
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        transport: http('https://docs-demo.katana-mainnet.quiknode.pro/')
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    })
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    const result = await client.request({
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        method: 'eth_newBlockFilter',
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        params: []
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    })
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    console.log(result)
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}
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main()

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import { createPublicClient, http } from 'viem'
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async function main() {
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    const client = createPublicClient({
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        transport: http('https://docs-demo.katana-mainnet.quiknode.pro/')
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    })
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    const result = await client.request({
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        method: 'eth_newBlockFilter',
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        params: []
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    })
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    console.log(result)
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}
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main()

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import { Core } from '@quicknode/sdk'
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const core = new Core({
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  endpointUrl: "https://docs-demo.katana-mainnet.quiknode.pro/",
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})
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core.client
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  .request({
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    method: 'eth_newBlockFilter',
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    params: []
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  })
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  .then(res => console.log(res))

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import { Core } from '@quicknode/sdk'
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const core = new Core({
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  endpointUrl: "https://docs-demo.katana-mainnet.quiknode.pro/",
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})
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core.client
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  .request({
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    method: 'eth_newBlockFilter',
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    params: []
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  })
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  .then(res => console.log(res))

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const body = {
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    jsonrpc: '2.0',
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    method: 'eth_newBlockFilter',
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    params: [],
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    id: 1
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}
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async function main() {
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    const response = await fetch('https://docs-demo.katana-mainnet.quiknode.pro/', {
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        method: 'POST',
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        headers: {'Content-Type': 'application/json'},
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        body: JSON.stringify(body)
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    })
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    const data = await response.json()
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    console.log(data)
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}
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main()

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const body = {
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    jsonrpc: '2.0',
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    method: 'eth_newBlockFilter',
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    params: [],
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    id: 1
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}
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async function main() {
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    const response = await fetch('https://docs-demo.katana-mainnet.quiknode.pro/', {
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        method: 'POST',
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        headers: {'Content-Type': 'application/json'},
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        body: JSON.stringify(body)
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    })
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    const data = await response.json()
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    console.log(data)
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}
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main()

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import requests
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import json
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url = "https://docs-demo.katana-mainnet.quiknode.pro/"
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payload = json.dumps({
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  "jsonrpc": "2.0",
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  "method": "eth_newBlockFilter",
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  "params": [],
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  "id": 1
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})
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headers = {
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  'Content-Type': 'application/json'
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}
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response = requests.request("POST", url, headers=headers, data=payload)
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print(response.text)

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import requests
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import json
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url = "https://docs-demo.katana-mainnet.quiknode.pro/"
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payload = json.dumps({
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  "jsonrpc": "2.0",
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  "method": "eth_newBlockFilter",
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  "params": [],
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  "id": 1
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})
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headers = {
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  'Content-Type': 'application/json'
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}
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response = requests.request("POST", url, headers=headers, data=payload)
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print(response.text)

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require "uri"
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require "json"
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require "net/http"
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uri = URI("https://docs-demo.katana-mainnet.quiknode.pro/")
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payload = {
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  jsonrpc: "2.0",
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  id: 1,
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  method: "eth_newBlockFilter",
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  params: []
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}
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request = Net::HTTP::Post.new(uri)
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request["Content-Type"] = "application/json"
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request.body = JSON.generate(payload)
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response = Net::HTTP.start(uri.host, uri.port, use_ssl: true) do |http|
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  http.request(request)
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end
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puts response.body

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require "uri"
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require "json"
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require "net/http"
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uri = URI("https://docs-demo.katana-mainnet.quiknode.pro/")
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payload = {
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  jsonrpc: "2.0",
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  id: 1,
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  method: "eth_newBlockFilter",
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  params: []
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}
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request = Net::HTTP::Post.new(uri)
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request["Content-Type"] = "application/json"
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request.body = JSON.generate(payload)
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response = Net::HTTP.start(uri.host, uri.port, use_ssl: true) do |http|
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  http.request(request)
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end
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puts response.body

Response

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{
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  "jsonrpc": "2.0",
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  "id": 1,
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  "result": "0x16d5ceb55a7d587525de3b25314f0ea7"
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}

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{
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  "jsonrpc": "2.0",
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  "id": 1,
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  "result": "0x16d5ceb55a7d587525de3b25314f0ea7"
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}

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