curl --request POST \
  --url https://api.fintoc.com/v2/subscriptions/{id}/cancel \
  --header 'Authorization: <api-key>'

import requests

url = "https://api.fintoc.com/v2/subscriptions/{id}/cancel"

headers = {"Authorization": "<api-key>"}

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

print(response.text)

const options = {method: 'POST', headers: {Authorization: '<api-key>'}};

fetch('https://api.fintoc.com/v2/subscriptions/{id}/cancel', 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.fintoc.com/v2/subscriptions/{id}/cancel",
  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: <api-key>"
  ],
]);

$response = curl_exec($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.fintoc.com/v2/subscriptions/{id}/cancel"

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

	req.Header.Add("Authorization", "<api-key>")

	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.fintoc.com/v2/subscriptions/{id}/cancel")
  .header("Authorization", "<api-key>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.fintoc.com/v2/subscriptions/{id}/cancel")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = '<api-key>'

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

{
  "id": "sub_2c4mDcMaVxDx7nT3o5GbPMQbS2v",
  "object": "subscription",
  "billing_cycle_anchor": "2026-06-01T15:00:00Z",
  "collection_method": "charge_automatically",
  "created_at": "2026-06-01T15:00:00Z",
  "customer": "cus_2c4mDe9NJyGmMzvCqLkXqAtjnRu",
  "items": [
    {
      "id": "si_2c4mDfkPLLrLTCJ3wPCEHGYpkVf",
      "object": "subscription_item",
      "price": {
        "currency": "CLP",
        "product": {
          "id": "prod_2c4mDgwQqkNwMHnXSc4DBjkbcWz",
          "object": "product",
          "created_at": "2026-06-01T15:00:00Z",
          "description": "Access to every premium feature.",
          "image_url": "https://example.com/image.png",
          "metadata": {},
          "mode": "live",
          "name": "Premium plan"
        },
        "recurring": {
          "interval": "month",
          "interval_count": 1
        },
        "unit_amount": 10000
      },
      "quantity": 1
    }
  ],
  "metadata": {
    "order_id": "12345"
  },
  "mode": "live",
  "payment_method": "pm_2c4mDhAbCdEfGhIjKlMnOpQrStu",
  "status": "canceled",
  "trial_end": null
}

{
  "error": {
    "type": "authentication_error",
    "code": "invalid_api_key",
    "message": "Invalid API Key: invalid-*oken"
  }
}

{
  "error": {
    "type": "invalid_request_error",
    "code": "missing_resource",
    "param": "id",
    "message": "No such invoicing/subscription: ",
    "doc_url": "https://docs.fintoc.com/reference/errors"
  }
}

{
  "error": {
    "type": "invalid_request_error",
    "message": "The subscription is already canceled",
    "code": "subscription_not_editable"
  }
}