Update invoice

PUT

/v1/invoices/{unique_id}

Updates an existing invoice by unique_id. Use this to adjust payment dates, notification behavior, payment method, invoice documents, or recurring configuration before the invoice is deactivated.

Request

Authorization

API Key

Add parameter in header

X-API-KEY

Example:

X-API-KEY: ********************

API Key

Add parameter in header

Authorization

Example:

Authorization: ********************

Path Params

Body Params application/json

Examples

Responses

🟢200

application/json

Bodyapplication/json

🟠400

🟠401

🟠404

Request Example

Shell

JavaScript

Java

Swift

curl --location --request PUT '/v1/invoices/XdY5BQoZwwDeROmWL7NUfLa3B5XHcQr1vZf0uyr42mkB6wVzF1' \
--header 'X-API-KEY: <api-key>' \
--header 'Content-Type: application/json' \
--data-raw '{
    "amount": 12500,
    "due_date": "2022-10-09",
    "last_payment_date": "2022-12-30",
    "phone": "+37263256604",
    "currency": "NOK",
    "invoice_url": "https://www.example.com",
    "pdf_content": "base64 encoded pdf content",
    "pdf_url": "https://www.url-to-pdf.com",
    "payment_method": "Bank transfer",
    "paid_at": "2022-10-10 09:15:47",
    "deleted_at": "2022-10-30",
    "redirect_url": "https://www.redirect-url.com",
    "cancel_url": "https://google.com",
    "notify_customer": true,
    "language": "en",
    "name": "Jim Smith",
    "email": "jimsmith@example.com"
}'

Response Example

200 - response

{
    "data": {
        "unique_id": "XdY5BQoZwwDeROmWL7NUfLa3B5XHcQr1vZf0uyr42mkB6wVzF1",
        "account_id": 1,
        "invoice_id": "10000",
        "amount": 12500,
        "customer_id": "51220",
        "customer_reference": "PO-88231",
        "name": "Jim Smith",
        "email": "jimsmith@example.com",
        "phone": "+37263256604",
        "currency": "NOK",
        "notify_customer": true,
        "reminded": false,
        "payment_method": "Bank transfer",
        "opened": 0,
        "language": "en",
        "redirect_url": "https://www.customershop.com/controlpanel",
        "cancel_url": "https://google.com",
        "due_date": "2021-04-09T00:00:00",
        "last_payment_date": "2022-04-24T00:00:00",
        "paid_at": "2021-04-01T09:15:47",
        "created_at": "2021-03-29T09:32:25",
        "updated_at": "2021-03-29T09:39:39",
        "deleted_at": null,
        "deactivated_at": null,
        "refunded_at": null,
        "is_recurring": false,
        "payment_url": "https://pay.amili.no/pay-invoice/XdY5BQoZwwDeROmWL7NUfLa3B5XHcQr1vZf0uyr42mkB6wVzF1"
    }
}

Modified at 2026-09-25 07:15:05

Retrieve invoice

Delete invoice