POST /rpc

POST

https://casper.nownodes.io/rpc

Authorizations

ApiKeyAuthApiKeyAuth

api-key string

NOWNodes API key passed in the api-key header.

Executes the JSON-RPC method info_get_status, which returns the node's status, including protocol version, peers, block info, upgrade information, uptime, sync status, and other system details.

Body

application/json

idintegerrequired

JSON-RPC request ID

jsonrpcstringrequired

JSON-RPC protocol version

methodstringrequired

JSON-RPC method name

paramsarrayrequired

Empty array for this method

Response

200OK

Successful response containing node status information

POST /rpc

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

import { JsonRpcProvider } from "ethers";

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

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

uri = URI('https://casper.nownodes.io/rpc')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
  "jsonrpc": "2.0",
  "method": "info_get_status",
  "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://casper.nownodes.io/rpc"))
response = w3.provider.make_request("info_get_status", [])
print(response)

import { createPublicClient, http } from "viem";

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

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

console.log(result);

const endpoint = "https://casper.nownodes.io/rpc";
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: "info_get_status", params: [], id: 1 });
console.log(result);

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

const data = await response.json();

import requests

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

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

require 'net/http'
require 'json'

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

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

Request Body

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

200

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": {
    "api_version": "2.0.0",
    "protocol_version": "2.0.4",
    "peers": [
      {
        "node_id": "tls:02ee..0253",
        "address": "158.69.254.62:35000"
      }
    ],
    "build_version": "2.0.4-dfa77e7",
    "chainspec_name": "casper",
    "starting_state_root_hash": "dc5a6474a02241e6167a89fa1576d2769d0fd3c2f244b1e15ef4342a0df541b7",
    "last_added_block_info": {
      "hash": "dc3c388bd654a37436327bed15e6dac631e5a85d32888251c22448245a854218",
      "timestamp": "2025-12-10T09:58:51.804Z",
      "era_id": 20502,
      "height": 5940717,
      "state_root_hash": "7c8afff0eb87519261aee6192a87667141ee7e818eacd0b08a1fedc76d154995",
      "creator": "01922de2fe60fa41eab4297f34965d628aac1d6b94a79f0ed98f082c6f2834e225"
    },
    "our_public_signing_key": "01ae3bf5db593966f0e0a2898a3715aa8264b7130b9e31f1094c39d27bf6a0cc5e",
    "round_length": null,
    "next_upgrade": {
      "activation_point": 20517,
      "protocol_version": "2.1.1"
    },
    "uptime": "4days 6h 2m 56s",
    "reactor_state": "KeepUp",
    "last_progress": "2025-12-10T09:58:52.484Z",
    "available_block_range": {
      "low": 5499162,
      "high": 5940717
    },
    "block_sync": {
      "historical": null,
      "forward": null
    },
    "latest_switch_block_hash": "6bc89a3d0dcc3d4565d219236aa89490c30e09379588f209ae4c5b882065e5c6"
  }
}

Documentation

How to migrate to NOWNodes

Authorizations

Body

Response