curl --request POST \
  --url https://merchant-demo.zahlo.eu/api/v1/checkout-sessions \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "amountMinor": 4990,
  "currency": "EUR"
}
'

import requests

url = "https://merchant-demo.zahlo.eu/api/v1/checkout-sessions"

payload = {
    "amountMinor": 4990,
    "currency": "EUR"
}
headers = {
    "x-api-key": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'x-api-key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({amountMinor: 4990, currency: 'EUR'})
};

fetch('https://merchant-demo.zahlo.eu/api/v1/checkout-sessions', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

{
  "id": "cs_demo_1001",
  "amountMinor": 4990,
  "currency": "EUR",
  "mode": "hosted",
  "method": "card",
  "status": "pending",
  "clientToken": "client_token_from_your_server",
  "expiresAt": "2026-09-02T12:00:00Z"
}

{
  "error": "invalid_request",
  "message": "amountMinor must be positive",
  "requestId": "req_demo_1001"
}

{
  "error": "invalid_request",
  "message": "amountMinor must be positive",
  "requestId": "req_demo_1001"
}

{
  "error": "invalid_request",
  "message": "amountMinor must be positive",
  "requestId": "req_demo_1001"
}

{
  "error": "invalid_request",
  "message": "amountMinor must be positive",
  "requestId": "req_demo_1001"
}