Votre premier e-mail transactionnel en 5 minutes

curl -X POST https://api.lekalao.com/v1/transactional-mails/send \
  -H "Authorization: Bearer $LEKALAO_TOKEN" \
  -H "Content-Type: application/json" \
  -H "Accept: application/json" \
  -H "Idempotency-Key: commande-2026-00481-confirmation" \
  -d '{
    "template": "confirmation-commande",
    "to": ["vous@votre-entreprise.example"],
    "variables": {
      "customer": { "name": "Ada" },
      "order": { "number": "2026-00481" }
    }
  }'

// Node 18 ou plus : fetch est intégré.
const response = await fetch('https://api.lekalao.com/v1/transactional-mails/send', {
  method: 'POST',
  headers: {
    Authorization: `Bearer ${process.env.LEKALAO_TOKEN}`,
    'Content-Type': 'application/json',
    Accept: 'application/json',
    'Idempotency-Key': 'commande-2026-00481-confirmation',
  },
  body: JSON.stringify({
    template: 'confirmation-commande',
    to: ['vous@votre-entreprise.example'],
    variables: { customer: { name: 'Ada' }, order: { number: '2026-00481' } },
  }),
});

console.log(response.status, await response.json());

# Python 3, bibliothèque standard seulement.
import json
import os
import urllib.error
import urllib.request

request = urllib.request.Request(
    'https://api.lekalao.com/v1/transactional-mails/send',
    method='POST',
    headers={
        'Authorization': f"Bearer {os.environ['LEKALAO_TOKEN']}",
        'Content-Type': 'application/json',
        'Accept': 'application/json',
        'Idempotency-Key': 'commande-2026-00481-confirmation',
    },
    data=json.dumps({
        'template': 'confirmation-commande',
        'to': ['vous@votre-entreprise.example'],
        'variables': {'customer': {'name': 'Ada'}, 'order': {'number': '2026-00481'}},
    }).encode(),
)

try:
    with urllib.request.urlopen(request, timeout=15) as response:
        print(response.status, json.load(response))
except urllib.error.HTTPError as error:  # les 4xx et 5xx arrivent ici
    print(error.code, json.load(error))

<?php
// PHP 8, avec l'extension curl.
$curl = curl_init('https://api.lekalao.com/v1/transactional-mails/send');

curl_setopt_array($curl, [
    CURLOPT_POST => true,
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_TIMEOUT => 15,
    CURLOPT_HTTPHEADER => [
        'Authorization: Bearer ' . getenv('LEKALAO_TOKEN'),
        'Content-Type: application/json',
        'Accept: application/json',
        'Idempotency-Key: commande-2026-00481-confirmation',
    ],
    CURLOPT_POSTFIELDS => json_encode([
        'template' => 'confirmation-commande',
        'to' => ['vous@votre-entreprise.example'],
        'variables' => ['customer' => ['name' => 'Ada'], 'order' => ['number' => '2026-00481']],
    ]),
]);

$body = json_decode(curl_exec($curl), true);

echo curl_getinfo($curl, CURLINFO_RESPONSE_CODE), ' ', json_encode($body), PHP_EOL;