Ethereum method - eth_chainId

POST

https://zil.nownodes.io/

Authorizations

ApiKeyAuthApiKeyAuth

api-key string

NOWNodes API key passed in the api-key header.

Returns the hexadecimal string of the current chain ID.

Body

application/json

jsonrpcstringrequired

JSON-RPC protocol version

methodstringrequired

Name of the method to call

paramsarrayrequired

This method does not require parameters. Use an empty array.

idintegerrequired

Unique identifier for the request

Response

200OK

Chain ID response

Ethereum method - eth_chainId

curl -X POST 'https://zil.nownodes.io/' \
  -H 'Content-Type: application/json' \
  -d '{
    "jsonrpc": "2.0",
    "method": "eth_chainId",
    "params": [],
    "id": 1
  }'

import { JsonRpcProvider } from "ethers";

const provider = new JsonRpcProvider("https://zil.nownodes.io/");
const result = await provider.send("eth_chainId", []);
console.log(result);

require 'eth'
require 'json'
require 'net/http'

uri = URI('https://zil.nownodes.io/')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
  "jsonrpc": "2.0",
  "method": "eth_chainId",
  "params": [],
  "id": 1
}'

response = Net::HTTP.start(uri.hostname, uri.port, use_ssl: true) do |http|
  http.request(request)
end

puts JSON.parse(response.body)

from web3 import Web3

w3 = Web3(Web3.HTTPProvider("https://zil.nownodes.io/"))
response = w3.provider.make_request("eth_chainId", [])
print(response)

import { createPublicClient, http } from "viem";

const client = createPublicClient({
  transport: http("https://zil.nownodes.io/"),
});

const result = await client.request({
  method: "eth_chainId",
  params: [],
});

console.log(result);

const endpoint = "https://zil.nownodes.io/";
const apiKey = "YOUR_API_KEY";

async function nownodesRequest(payload) {
  const response = await fetch(endpoint, {
    method: "POST",
    headers: {
      "Content-Type": "application/json",
      "api-key": apiKey,
    },
    body: JSON.stringify(payload),
  });

  return response.json();
}

const result = await nownodesRequest({ jsonrpc: "2.0", method: "eth_chainId", params: [], id: 1 });
console.log(result);

const response = await fetch('https://zil.nownodes.io/', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
      "jsonrpc": "2.0",
      "method": "eth_chainId",
      "params": [],
      "id": 1
    }),
});

const data = await response.json();

import requests

payload = {
  "jsonrpc": "2.0",
  "method": "eth_chainId",
  "params": [],
  "id": 1
}

response = requests.post('https://zil.nownodes.io/', json=payload)
data = response.json()

require 'net/http'
require 'json'

uri = URI('https://zil.nownodes.io/')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
    "jsonrpc": "2.0",
    "method": "eth_chainId",
    "params": [],
    "id": 1
  }'

response = Net::HTTP.start(uri.hostname, uri.port, use_ssl: true) { |http| http.request(request) }
data = JSON.parse(response.body)

Request Body

{
  "jsonrpc": "2.0",
  "method": "eth_chainId",
  "params": [],
  "id": 1
}

200

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": "0x1"
}

Documentation

How to migrate to NOWNodes

Ethereum method - eth_chainId

Authorizations

Body

Response