curl --request GET \
  --url https://energy-api.flatpeak.com/groups \
  --header 'Authorization: Bearer <token>'

import requests

url = "https://energy-api.flatpeak.com/groups"

headers = {"Authorization": "Bearer <token>"}

response = requests.get(url, headers=headers)

print(response.text)

const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

fetch('https://energy-api.flatpeak.com/groups', 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://energy-api.flatpeak.com/groups",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>"
  ],
]);

$response = curl_exec($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://energy-api.flatpeak.com/groups"

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

	req.Header.Add("Authorization", "Bearer <token>")

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://energy-api.flatpeak.com/groups")
  .header("Authorization", "Bearer <token>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://energy-api.flatpeak.com/groups")

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

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'

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

{
  "object": "list",
  "url": "/groups",
  "next_cursor": null,
  "data": [
    {
      "id": "grp_2f6a9c1d8e3b5a7c4d0e9f1a",
      "object": "group",
      "live_mode": true,
      "name": "Fast responders",
      "operator_id": "opr_6a3548352c0d07e89d47b7f1",
      "filter": {
        "device_types": [
          "BATTERY_STORAGE"
        ],
        "program_id": "vpr_6a1f8e375db9de605baadd46",
        "zone_id": "zon_9b3c5d7e1f2a4b6c8d0e2f4a",
        "min_response_seconds": null,
        "max_response_seconds": 600
      },
      "device_count": 42,
      "time_created": "2026-08-12T09:30:00Z"
    },
    {
      "id": "grp_7d1e3f5a9c2b4d6e8f0a1b3c",
      "object": "group",
      "live_mode": true,
      "name": "Pilot homes",
      "operator_id": "opr_6a3548352c0d07e89d47b7f1",
      "filter": null,
      "device_count": 2,
      "time_created": "2026-07-02T14:05:00Z"
    }
  ]
}

{
  "object": "error",
  "type": "invalid_request",
  "code": "not_found",
  "message": "The requested resource could not be found.",
  "context": "api.price_get",
  "live_mode": true,
  "time_created": "2026-01-01T00:00:00Z"
}

{
  "object": "error",
  "type": "invalid_request",
  "code": "not_found",
  "message": "The requested resource could not be found.",
  "context": "api.price_get",
  "live_mode": true,
  "time_created": "2026-01-01T00:00:00Z"
}

{
  "object": "error",
  "type": "invalid_request",
  "code": "not_found",
  "message": "The requested resource could not be found.",
  "context": "api.price_get",
  "live_mode": true,
  "time_created": "2026-01-01T00:00:00Z"
}

{
  "object": "error",
  "type": "invalid_request",
  "code": "not_found",
  "message": "The requested resource could not be found.",
  "context": "api.price_get",
  "live_mode": true,
  "time_created": "2026-01-01T00:00:00Z"
}

{
  "object": "error",
  "type": "invalid_request",
  "code": "not_found",
  "message": "The requested resource could not be found.",
  "context": "api.price_get",
  "live_mode": true,
  "time_created": "2026-01-01T00:00:00Z"
}

{
  "object": "error",
  "type": "invalid_request",
  "code": "not_found",
  "message": "The requested resource could not be found.",
  "context": "api.price_get",
  "live_mode": true,
  "time_created": "2026-01-01T00:00:00Z"
}