Get a block by height

GET

https://sei.nownodes.io/cosmos/base/tendermint/v1beta1/blocks/{height}

Authorizations

ApiKeyAuthApiKeyAuth

api-key string

NOWNodes API key passed in the api-key header.

Returns the block at the specified height.

Parameters

heightstring<int64>requiredpath

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.

default

An unexpected error response.

Get a block by height

curl -X GET 'https://sei.nownodes.io/cosmos/base/tendermint/v1beta1/blocks/{height}'

const response = await fetch('https://sei.nownodes.io/cosmos/base/tendermint/v1beta1/blocks/{height}', {
  method: 'GET',
});

const data = await response.json();

require 'net/http'
require 'json'

uri = URI('https://sei.nownodes.io/cosmos/base/tendermint/v1beta1/blocks/{height}')
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.nownodes.io/cosmos/base/tendermint/v1beta1/blocks/{height}')
data = response.json()

const response = await fetch('https://sei.nownodes.io/cosmos/base/tendermint/v1beta1/blocks/{height}', {
  method: 'GET',
});

const data = await response.json();

const endpoint = "https://sei.nownodes.io/cosmos/base/tendermint/v1beta1/blocks/{height}";
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.nownodes.io/cosmos/base/tendermint/v1beta1/blocks/{height}', {
  method: 'GET',
});

const data = await response.json();

import requests

response = requests.get('https://sei.nownodes.io/cosmos/base/tendermint/v1beta1/blocks/{height}')
data = response.json()

require 'net/http'
require 'json'

uri = URI('https://sei.nownodes.io/cosmos/base/tendermint/v1beta1/blocks/{height}')
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": "2akYlRjiu6/yECLgAwhxWDumBDA4avHnGsnjvpcTbWQ=",
    "part_set_header": {
      "total": 1,
      "hash": "F4OOSGL8GQHg1zPyF0BJmeKVkeKotasdhNGWBRzQE5o="
    }
  },
  "block": {
    "header": {
      "version": {
        "block": "11",
        "app": "0"
      },
      "chain_id": "pacific-1",
      "height": "233842562",
      "time": "2026-09-24T11:15:05.035639061Z",
      "last_block_id": {
        "hash": "Eo2MCa2h7DgW7i9QpIGJKF8M2tGzWC68tLstkO5CrcA=",
        "part_set_header": {
          "total": 1,
          "hash": "2V8/x5QizKOaCxF86NbTmlsJsYLdSPY/Egxxg5gmkkg="
        }
      },
      "last_commit_hash": "jTQkUA/sp1yvzhj9xR6DUuwpWzCBFCdfC1KWpiHLCP0=",
      "data_hash": "T6uNrPT/TSriMmyQ9vTluUwi2hd3Lcc+8mSCLOuu/tk=",
      "validators_hash": "ifY2PEefLP6c8xjPVxO52yNGqrGA82EW1BFflg9KRsw=",
      "next_validators_hash": "ifY2PEefLP6c8xjPVxO52yNGqrGA82EW1BFflg9KRsw=",
      "consensus_hash": "HiTM/9yJXtZIVKELpAFni+lAPjzNh1Lu+KkBu36geiA=",
      "app_hash": "oteBKQpeHjMFWdfdKmZuC2GiSmZwl8DynXHi0DllNd4=",
      "last_results_hash": "47DEQpj8HBSa+/TImW+5JCeuQeRkm5NMpJWZG3hSuFU=",
      "evidence_hash": "47DEQpj8HBSa+/TImW+5JCeuQeRkm5NMpJWZG3hSuFU=",
      "proposer_address": "zGCJOjm04tsQ7DNkiccfK1N6fGU="
    },
    "data": {
      "txs": [
        "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"
      ]
    },
    "evidence": {
      "evidence": []
    },
    "last_commit": {
      "height": "233842561",
      "round": 0,
      "block_id": {
        "hash": "Eo2MCa2h7DgW7i9QpIGJKF8M2tGzWC68tLstkO5CrcA=",
        "part_set_header": {
          "total": 1,
          "hash": "2V8/x5QizKOaCxF86NbTmlsJsYLdSPY/Egxxg5gmkkg="
        }
      },
      "signatures": [
        {
          "block_id_flag": "BLOCK_ID_FLAG_COMMIT",
          "validator_address": "dILWioxo/XIEJzIj2QhkIHsVWLU=",
          "timestamp": "2026-09-24T11:15:04.765034672Z",
          "signature": "dk1rKUuKLlw5iGWDZPJu8L7Vc/ZMc0CAvDFw65lCLPVPAFeDPifSpACW7eS//w4GMlc1DownQ1b9SDMI4dgOAQ=="
        }
      ]
    }
  }
}

{
  "code": 3,
  "message": "Invalid request.",
  "details": []
}

{
  "error": "string",
  "code": 0,
  "message": "string",
  "details": [
    {
      "@type": "string"
    }
  ]
}