Track and Consume Credits
curl --request POST \
--url https://api.nozle.app/api/v1/usage/track \
--header 'Authorization: Bearer <token>'import requests
url = "https://api.nozle.app/api/v1/usage/track"
headers = {"Authorization": "Bearer <token>"}
response = requests.post(url, headers=headers)
print(response.text)const options = {method: 'POST', headers: {Authorization: 'Bearer <token>'}};
fetch('https://api.nozle.app/api/v1/usage/track', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));package main
import (
"fmt"
"net/http"
"io"
)
func main() {
url := "https://api.nozle.app/api/v1/usage/track"
req, _ := http.NewRequest("POST", 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))
}require 'uri'
require 'net/http'
url = URI("https://api.nozle.app/api/v1/usage/track")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
response = http.request(request)
puts response.read_body<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.nozle.app/api/v1/usage/track",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
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;
}HttpResponse<String> response = Unirest.post("https://api.nozle.app/api/v1/usage/track")
.header("Authorization", "Bearer <token>")
.asString();Product Credits
Track and Consume Credits
Atomically consume credits and queue the matching billing event
POST
/
usage
/
track
Track and Consume Credits
curl --request POST \
--url https://api.nozle.app/api/v1/usage/track \
--header 'Authorization: Bearer <token>'import requests
url = "https://api.nozle.app/api/v1/usage/track"
headers = {"Authorization": "Bearer <token>"}
response = requests.post(url, headers=headers)
print(response.text)const options = {method: 'POST', headers: {Authorization: 'Bearer <token>'}};
fetch('https://api.nozle.app/api/v1/usage/track', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));package main
import (
"fmt"
"net/http"
"io"
)
func main() {
url := "https://api.nozle.app/api/v1/usage/track"
req, _ := http.NewRequest("POST", 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))
}require 'uri'
require 'net/http'
url = URI("https://api.nozle.app/api/v1/usage/track")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
response = http.request(request)
puts response.read_body<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.nozle.app/api/v1/usage/track",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
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;
}HttpResponse<String> response = Unirest.post("https://api.nozle.app/api/v1/usage/track")
.header("Authorization", "Bearer <token>")
.asString();Auth: secret key only. The customer, Feature, and optional Credit System must belong to the authenticated organization.
A successful response includes the operation ID, exact credits consumed,
remaining total, and source deductions with their balance-source IDs.
Insufficient credits return
POST /usage/track
Authorization: Bearer sk_nozle_...
Idempotency-Key: execution_0183f
Content-Type: application/json
{
"customer_id": "customer_123",
"feature_code": "agent_execution",
"credit_system_code": "ai_credits",
"properties": {},
"timestamp": "2026-07-20T12:00:00.750Z"
}
allowed=false without allocations or a
Core event.
Retry HTTP 503 with the same idempotency key. Reusing a key with a different payload returns 409.
For staged validation and canary guidance, see Credit Rollout and Acceptance.