Get a block by height

GET

https://sei-tendermint.nownodes.io/block

Authorizations

ApiKeyAuthApiKeyAuth

api-key string

NOWNodes API key passed in the api-key header.

Returns the block at the requested height, or the latest block when height is omitted.

Parameters

heightintegerquery

Block height as a decimal value; omit optional height to query the latest state.

Response

200OK

Response returned by the live Sei endpoint.

400Bad Request

Invalid request.

500Internal Server Error

Error

Get a block by height

curl -X GET 'https://sei-tendermint.nownodes.io/block'

const response = await fetch('https://sei-tendermint.nownodes.io/block', {
  method: 'GET',
});

const data = await response.json();

require 'net/http'
require 'json'

uri = URI('https://sei-tendermint.nownodes.io/block')
request = Net::HTTP::Get.new(uri)

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

import requests

response = requests.get('https://sei-tendermint.nownodes.io/block')
data = response.json()

const response = await fetch('https://sei-tendermint.nownodes.io/block', {
  method: 'GET',
});

const data = await response.json();

const endpoint = "https://sei-tendermint.nownodes.io/block";
const apiKey = "YOUR_API_KEY";

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

  return response.json();
}

const result = await nownodesRequest({});
console.log(result);

const response = await fetch('https://sei-tendermint.nownodes.io/block', {
  method: 'GET',
});

const data = await response.json();

import requests

response = requests.get('https://sei-tendermint.nownodes.io/block')
data = response.json()

require 'net/http'
require 'json'

uri = URI('https://sei-tendermint.nownodes.io/block')
request = Net::HTTP::Get.new(uri)

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

{
  "block_id": {
    "hash": "5C7A393701F191D58B78DF6C59614CEE6D57435F3811B5C94035CC9F3D71F591",
    "parts": {
      "total": 1,
      "hash": "475A71BBC2BC5C16701C629FDADD0C41E425D734E6CCF58A8771112E3C11A356"
    }
  },
  "block": {
    "header": {
      "version": {
        "block": "11",
        "app": "0"
      },
      "chain_id": "pacific-1",
      "height": "233842496",
      "time": "2026-09-24T11:14:35.632451401Z",
      "last_block_id": {
        "hash": "2AF8634643C78442DC5CB64616133DE832B352F5DCB434A2B313EB813CA19130",
        "parts": {
          "total": 1,
          "hash": "B7775A12F23AF0B7393C5F12B87EE1E0768C42691276CD55F3C1733914410883"
        }
      },
      "last_commit_hash": "2D0D9FD90DC60D574527CDE4D2DA890C8EAFC825A6F83B0E2CD35B029429AB73",
      "data_hash": "3313785EB9F9004087F27B103DDEEF52F9AEDE0B09CD97D885973EB7181BAAA2",
      "validators_hash": "89F6363C479F2CFE9CF318CF5713B9DB2346AAB180F36116D4115F960F4A46CC",
      "next_validators_hash": "89F6363C479F2CFE9CF318CF5713B9DB2346AAB180F36116D4115F960F4A46CC",
      "consensus_hash": "1E24CCFFDC895ED64854A10BA401678BE9403E3CCD8752EEF8A901BB7EA07A20",
      "app_hash": "9AB1E7C926ED23F439ABC5803833097D5181220BE3F3BBAF26D0C899D45B3E38",
      "last_results_hash": "B073B1F15BF89CA2721B9A92608D2314F780877DAA2B86D2A67D09830DF8B67D",
      "evidence_hash": "E3B0C44298FC1C149AFBF4C8996FB92427AE41E4649B934CA495991B7852B855",
      "proposer_address": "00D66A1CB50A2473D8F011D369ADB117A527072D"
    },
    "data": {
      "txs": [
        "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"
      ]
    },
    "evidence": [],
    "last_commit": {
      "height": "233842495",
      "round": 0,
      "block_id": {
        "hash": "2AF8634643C78442DC5CB64616133DE832B352F5DCB434A2B313EB813CA19130",
        "parts": {
          "total": 1,
          "hash": "B7775A12F23AF0B7393C5F12B87EE1E0768C42691276CD55F3C1733914410883"
        }
      },
      "signatures": [
        {
          "block_id_flag": 2,
          "validator_address": "7482D68A8C68FD7204273223D90864207B1558B5",
          "timestamp": "2026-09-24T11:14:35.348364619Z",
          "signature": "ymPDJVi4AGvt/ivNKdJAdHeQo/2yuUBqnyE+nnUnBhKXBF0Rp1lz5C7/awP9m5g6MNPjHWd20bYxHJME1DBtCQ=="
        }
      ]
    }
  }
}

{
  "message": "Invalid request."
}

{
  "id": 0,
  "jsonrpc": "string",
  "error": "string"
}