curl --request POST \
  --url https://api.gcore.com/fastedge/v1/admin/prebilling \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "from": "2026-01-01T00:00:00Z",
  "metrics": [
    "number_of_calls",
    "total_runtime_mms"
  ],
  "service": "FAST_EDGE",
  "to": "2026-01-31T23:59:59Z",
  "clients": [
    141309,
    1111
  ],
  "flat": true,
  "group_by": [
    "client",
    "region",
    "billing_plan"
  ],
  "networks": [
    "gcore"
  ]
}
'

import requests

url = "https://api.gcore.com/fastedge/v1/admin/prebilling"

payload = {
    "from": "2026-01-01T00:00:00Z",
    "metrics": ["number_of_calls", "total_runtime_mms"],
    "service": "FAST_EDGE",
    "to": "2026-01-31T23:59:59Z",
    "clients": [141309, 1111],
    "flat": True,
    "group_by": ["client", "region", "billing_plan"],
    "networks": ["gcore"]
}
headers = {
    "Authorization": "<api-key>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    from: '2026-01-01T00:00:00Z',
    metrics: ['number_of_calls', 'total_runtime_mms'],
    service: 'FAST_EDGE',
    to: '2026-01-31T23:59:59Z',
    clients: [141309, 1111],
    flat: true,
    group_by: ['client', 'region', 'billing_plan'],
    networks: ['gcore']
  })
};

fetch('https://api.gcore.com/fastedge/v1/admin/prebilling', 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.gcore.com/fastedge/v1/admin/prebilling",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'from' => '2026-01-01T00:00:00Z',
    'metrics' => [
        'number_of_calls',
        'total_runtime_mms'
    ],
    'service' => 'FAST_EDGE',
    'to' => '2026-01-31T23:59:59Z',
    'clients' => [
        141309,
        1111
    ],
    'flat' => true,
    'group_by' => [
        'client',
        'region',
        'billing_plan'
    ],
    'networks' => [
        'gcore'
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: <api-key>",
    "Content-Type: application/json"
  ],
]);

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

curl_close($curl);

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

package main

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

func main() {

	url := "https://api.gcore.com/fastedge/v1/admin/prebilling"

	payload := strings.NewReader("{\n  \"from\": \"2026-01-01T00:00:00Z\",\n  \"metrics\": [\n    \"number_of_calls\",\n    \"total_runtime_mms\"\n  ],\n  \"service\": \"FAST_EDGE\",\n  \"to\": \"2026-01-31T23:59:59Z\",\n  \"clients\": [\n    141309,\n    1111\n  ],\n  \"flat\": true,\n  \"group_by\": [\n    \"client\",\n    \"region\",\n    \"billing_plan\"\n  ],\n  \"networks\": [\n    \"gcore\"\n  ]\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "<api-key>")
	req.Header.Add("Content-Type", "application/json")

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://api.gcore.com/fastedge/v1/admin/prebilling")
  .header("Authorization", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"from\": \"2026-01-01T00:00:00Z\",\n  \"metrics\": [\n    \"number_of_calls\",\n    \"total_runtime_mms\"\n  ],\n  \"service\": \"FAST_EDGE\",\n  \"to\": \"2026-01-31T23:59:59Z\",\n  \"clients\": [\n    141309,\n    1111\n  ],\n  \"flat\": true,\n  \"group_by\": [\n    \"client\",\n    \"region\",\n    \"billing_plan\"\n  ],\n  \"networks\": [\n    \"gcore\"\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.gcore.com/fastedge/v1/admin/prebilling")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"from\": \"2026-01-01T00:00:00Z\",\n  \"metrics\": [\n    \"number_of_calls\",\n    \"total_runtime_mms\"\n  ],\n  \"service\": \"FAST_EDGE\",\n  \"to\": \"2026-01-31T23:59:59Z\",\n  \"clients\": [\n    141309,\n    1111\n  ],\n  \"flat\": true,\n  \"group_by\": [\n    \"client\",\n    \"region\",\n    \"billing_plan\"\n  ],\n  \"networks\": [\n    \"gcore\"\n  ]\n}"

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

[
  {
    "metrics": {
      "number_of_calls": 123,
      "exec_time": 123,
      "total_runtime_mms": 123,
      "kv_read_count": 123,
      "kv_write_size": 123,
      "kv_storage_size": 123,
      "kv_del_count": 123
    },
    "client": 123,
    "billing_plan": "<string>",
    "region": "<string>"
  }
]

{
  "error": "<string>"
}

{
  "error": "<string>"
}