curl --request GET \
  --url https://api.banking.v2.portao3.com.br/realms/{realmId}/organizations/{organizationId}/accounts/{accountId}/balance

import requests

url = "https://api.banking.v2.portao3.com.br/realms/{realmId}/organizations/{organizationId}/accounts/{accountId}/balance"

response = requests.get(url)

print(response.text)

const options = {method: 'GET'};

fetch('https://api.banking.v2.portao3.com.br/realms/{realmId}/organizations/{organizationId}/accounts/{accountId}/balance', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.banking.v2.portao3.com.br/realms/{realmId}/organizations/{organizationId}/accounts/{accountId}/balance",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {

	url := "https://api.banking.v2.portao3.com.br/realms/{realmId}/organizations/{organizationId}/accounts/{accountId}/balance"

	req, _ := http.NewRequest("GET", url, nil)

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://api.banking.v2.portao3.com.br/realms/{realmId}/organizations/{organizationId}/accounts/{accountId}/balance")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.banking.v2.portao3.com.br/realms/{realmId}/organizations/{organizationId}/accounts/{accountId}/balance")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Get.new(url)

response = http.request(request)
puts response.read_body

{
  "id": "a1f3c5e7-9b2d-4f6a-8c0e-1d3f5a7b9c2e",
  "balance": 4875000,
  "bagsBalance": 4875000,
  "referenceDate": "20261031"
}

{
  "traceId": "1-68ee2a1b-3c4d5e6f7a8b9c0d1e2f3a4b",
  "code": "ACCOUNT_NOT_FOUND",
  "origin": "BANKING",
  "message": "Account not found"
}

{
  "traceId": "1-68ee2a1b-3c4d5e6f7a8b9c0d1e2f3a4b",
  "code": "BAD_REQUEST",
  "origin": "BANKING",
  "message": "Bad Request: Your request is invalid or incomplete. Please make sure you are requesting with the right fields.",
  "fields": [
    {
      "field": "date",
      "message": "Invalid input: expected string, received undefined",
      "code": "DATE_REQUIRED"
    }
  ]
}

{
  "traceId": "1-68ee2a1b-3c4d5e6f7a8b9c0d1e2f3a4b",
  "code": "BANKING_PROVIDER_UNAVAILABLE",
  "origin": "BANKING",
  "message": "Banking provider temporarily unavailable, please retry"
}